Home / 8,186.71-11,298.58-4,650.52

Finding the Fourth Proportional to 8,186.71, 11,298.58 and 4,650.52

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Solution

The fourth proportional to 8,186.71, 11,298.58 and 4,650.52 is: 6,418.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186.71 : 11,298.58 = 4,650.52 : x
  2. Step 2: Convert to fraction form
    8,186.71/11,298.58 = 4,650.52/x
  3. Step 3: Cross multiply
    8,186.71x = 11,298.58 × 4,650.52
  4. Step 4: Simplify right side
    8,186.71x = 52,544,272.26
  5. Step 5: Solve for x
    x = 52,544,272.26/8,186.71
  6. Step 6: Final answer
    x = 6,418.24

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Half scale
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Double scale
Find fourth proportional to 8,187.71, 11,299.96 and 4,651.52
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.