Home / 11,840.28-16,339.53-6,535.05

Finding the Fourth Proportional to 11,840.28, 16,339.53 and 6,535.05

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Solution

The fourth proportional to 11,840.28, 16,339.53 and 6,535.05 is: 9,018.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,840.28 : 16,339.53 = 6,535.05 : x
  2. Step 2: Convert to fraction form
    11,840.28/16,339.53 = 6,535.05/x
  3. Step 3: Cross multiply
    11,840.28x = 16,339.53 × 6,535.05
  4. Step 4: Simplify right side
    11,840.28x = 106,779,645.53
  5. Step 5: Solve for x
    x = 106,779,645.53/11,840.28
  6. Step 6: Final answer
    x = 9,018.34

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Half scale
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Double scale
Find fourth proportional to 11,841.28, 16,340.91 and 6,536.05
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.