Home / 10,342.17-15,513.30-4,103.73

Finding the Fourth Proportional to 10,342.17, 15,513.30 and 4,103.73

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Solution

The fourth proportional to 10,342.17, 15,513.30 and 4,103.73 is: 6,155.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.17 : 15,513.30 = 4,103.73 : x
  2. Step 2: Convert to fraction form
    10,342.17/15,513.30 = 4,103.73/x
  3. Step 3: Cross multiply
    10,342.17x = 15,513.30 × 4,103.73
  4. Step 4: Simplify right side
    10,342.17x = 63,662,394.61
  5. Step 5: Solve for x
    x = 63,662,394.61/10,342.17
  6. Step 6: Final answer
    x = 6,155.61

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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.