Home / 10,962.83-15,124.19-8,098.40

Finding the Fourth Proportional to 10,962.83, 15,124.19 and 8,098.40

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Solution

The fourth proportional to 10,962.83, 15,124.19 and 8,098.40 is: 11,172.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,962.83 : 15,124.19 = 8,098.40 : x
  2. Step 2: Convert to fraction form
    10,962.83/15,124.19 = 8,098.40/x
  3. Step 3: Cross multiply
    10,962.83x = 15,124.19 × 8,098.40
  4. Step 4: Simplify right side
    10,962.83x = 122,481,624.18
  5. Step 5: Solve for x
    x = 122,481,624.18/10,962.83
  6. Step 6: Final answer
    x = 11,172.45

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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.