Home / 10,135.66-15,200.61-3,895.24

Finding the Fourth Proportional to 10,135.66, 15,200.61 and 3,895.24

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Solution

The fourth proportional to 10,135.66, 15,200.61 and 3,895.24 is: 5,841.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,135.66 : 15,200.61 = 3,895.24 : x
  2. Step 2: Convert to fraction form
    10,135.66/15,200.61 = 3,895.24/x
  3. Step 3: Cross multiply
    10,135.66x = 15,200.61 × 3,895.24
  4. Step 4: Simplify right side
    10,135.66x = 59,210,024.10
  5. Step 5: Solve for x
    x = 59,210,024.10/10,135.66
  6. Step 6: Final answer
    x = 5,841.75

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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.