Home / 10,772.28-14,867.01-6,580.53

Finding the Fourth Proportional to 10,772.28, 14,867.01 and 6,580.53

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Solution

The fourth proportional to 10,772.28, 14,867.01 and 6,580.53 is: 9,081.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772.28 : 14,867.01 = 6,580.53 : x
  2. Step 2: Convert to fraction form
    10,772.28/14,867.01 = 6,580.53/x
  3. Step 3: Cross multiply
    10,772.28x = 14,867.01 × 6,580.53
  4. Step 4: Simplify right side
    10,772.28x = 97,832,805.32
  5. Step 5: Solve for x
    x = 97,832,805.32/10,772.28
  6. Step 6: Final answer
    x = 9,081.90

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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.