Home / 10,595.85-15,872.18-5,404.65

Finding the Fourth Proportional to 10,595.85, 15,872.18 and 5,404.65

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Solution

The fourth proportional to 10,595.85, 15,872.18 and 5,404.65 is: 8,095.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,595.85 : 15,872.18 = 5,404.65 : x
  2. Step 2: Convert to fraction form
    10,595.85/15,872.18 = 5,404.65/x
  3. Step 3: Cross multiply
    10,595.85x = 15,872.18 × 5,404.65
  4. Step 4: Simplify right side
    10,595.85x = 85,783,550.61
  5. Step 5: Solve for x
    x = 85,783,550.61/10,595.85
  6. Step 6: Final answer
    x = 8,095.96

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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.