Home / 10,840.14-16,262.64-4,515.12

Finding the Fourth Proportional to 10,840.14, 16,262.64 and 4,515.12

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Solution

The fourth proportional to 10,840.14, 16,262.64 and 4,515.12 is: 6,773.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.14 : 16,262.64 = 4,515.12 : x
  2. Step 2: Convert to fraction form
    10,840.14/16,262.64 = 4,515.12/x
  3. Step 3: Cross multiply
    10,840.14x = 16,262.64 × 4,515.12
  4. Step 4: Simplify right side
    10,840.14x = 73,427,771.12
  5. Step 5: Solve for x
    x = 73,427,771.12/10,840.14
  6. Step 6: Final answer
    x = 6,773.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.