Home / 9,084.60-13,598.10-7,126.20

Finding the Fourth Proportional to 9,084.60, 13,598.10 and 7,126.20

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Solution

The fourth proportional to 9,084.60, 13,598.10 and 7,126.20 is: 10,666.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,084.60 : 13,598.10 = 7,126.20 : x
  2. Step 2: Convert to fraction form
    9,084.60/13,598.10 = 7,126.20/x
  3. Step 3: Cross multiply
    9,084.60x = 13,598.10 × 7,126.20
  4. Step 4: Simplify right side
    9,084.60x = 96,902,780.22
  5. Step 5: Solve for x
    x = 96,902,780.22/9,084.60
  6. Step 6: Final answer
    x = 10,666.71

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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.