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Finding the Fourth Proportional to 10,059.98, 15,084.17 and 3,482.78

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Solution

The fourth proportional to 10,059.98, 15,084.17 and 3,482.78 is: 5,222.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,059.98 : 15,084.17 = 3,482.78 : x
  2. Step 2: Convert to fraction form
    10,059.98/15,084.17 = 3,482.78/x
  3. Step 3: Cross multiply
    10,059.98x = 15,084.17 × 3,482.78
  4. Step 4: Simplify right side
    10,059.98x = 52,534,828.18
  5. Step 5: Solve for x
    x = 52,534,828.18/10,059.98
  6. Step 6: Final answer
    x = 5,222.16

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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.