Home / 10,099.80-15,158.70-5,934.60

Finding the Fourth Proportional to 10,099.80, 15,158.70 and 5,934.60

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Solution

The fourth proportional to 10,099.80, 15,158.70 and 5,934.60 is: 8,907.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099.80 : 15,158.70 = 5,934.60 : x
  2. Step 2: Convert to fraction form
    10,099.80/15,158.70 = 5,934.60/x
  3. Step 3: Cross multiply
    10,099.80x = 15,158.70 × 5,934.60
  4. Step 4: Simplify right side
    10,099.80x = 89,960,821.02
  5. Step 5: Solve for x
    x = 89,960,821.02/10,099.80
  6. Step 6: Final answer
    x = 8,907.19

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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.