Home / 10,305.42-15,462.38-4,755.30

Finding the Fourth Proportional to 10,305.42, 15,462.38 and 4,755.30

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Solution

The fourth proportional to 10,305.42, 15,462.38 and 4,755.30 is: 7,134.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305.42 : 15,462.38 = 4,755.30 : x
  2. Step 2: Convert to fraction form
    10,305.42/15,462.38 = 4,755.30/x
  3. Step 3: Cross multiply
    10,305.42x = 15,462.38 × 4,755.30
  4. Step 4: Simplify right side
    10,305.42x = 73,528,255.61
  5. Step 5: Solve for x
    x = 73,528,255.61/10,305.42
  6. Step 6: Final answer
    x = 7,134.91

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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.