Home / 10,385.11-15,575.10-4,833.19

Finding the Fourth Proportional to 10,385.11, 15,575.10 and 4,833.19

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Solution

The fourth proportional to 10,385.11, 15,575.10 and 4,833.19 is: 7,248.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385.11 : 15,575.10 = 4,833.19 : x
  2. Step 2: Convert to fraction form
    10,385.11/15,575.10 = 4,833.19/x
  3. Step 3: Cross multiply
    10,385.11x = 15,575.10 × 4,833.19
  4. Step 4: Simplify right side
    10,385.11x = 75,277,417.57
  5. Step 5: Solve for x
    x = 75,277,417.57/10,385.11
  6. Step 6: Final answer
    x = 7,248.59

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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.