Home / 10,152.36-14,006.14-6,614.28

Finding the Fourth Proportional to 10,152.36, 14,006.14 and 6,614.28

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Solution

The fourth proportional to 10,152.36, 14,006.14 and 6,614.28 is: 9,125.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,152.36 : 14,006.14 = 6,614.28 : x
  2. Step 2: Convert to fraction form
    10,152.36/14,006.14 = 6,614.28/x
  3. Step 3: Cross multiply
    10,152.36x = 14,006.14 × 6,614.28
  4. Step 4: Simplify right side
    10,152.36x = 92,640,531.68
  5. Step 5: Solve for x
    x = 92,640,531.68/10,152.36
  6. Step 6: Final answer
    x = 9,125.02

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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.