Home / 10,487.36-14,470.56-6,294.08

Finding the Fourth Proportional to 10,487.36, 14,470.56 and 6,294.08

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Solution

The fourth proportional to 10,487.36, 14,470.56 and 6,294.08 is: 8,684.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,487.36 : 14,470.56 = 6,294.08 : x
  2. Step 2: Convert to fraction form
    10,487.36/14,470.56 = 6,294.08/x
  3. Step 3: Cross multiply
    10,487.36x = 14,470.56 × 6,294.08
  4. Step 4: Simplify right side
    10,487.36x = 91,078,862.28
  5. Step 5: Solve for x
    x = 91,078,862.28/10,487.36
  6. Step 6: Final answer
    x = 8,684.63

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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.