Home / 10,359.60-15,545.72-4,118.48

Finding the Fourth Proportional to 10,359.60, 15,545.72 and 4,118.48

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Solution

The fourth proportional to 10,359.60, 15,545.72 and 4,118.48 is: 6,180.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.60 : 15,545.72 = 4,118.48 : x
  2. Step 2: Convert to fraction form
    10,359.60/15,545.72 = 4,118.48/x
  3. Step 3: Cross multiply
    10,359.60x = 15,545.72 × 4,118.48
  4. Step 4: Simplify right side
    10,359.60x = 64,024,736.91
  5. Step 5: Solve for x
    x = 64,024,736.91/10,359.60
  6. Step 6: Final answer
    x = 6,180.23

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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.