Home / 10,515.62-15,773.43-3,590.18

Finding the Fourth Proportional to 10,515.62, 15,773.43 and 3,590.18

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Solution

The fourth proportional to 10,515.62, 15,773.43 and 3,590.18 is: 5,385.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515.62 : 15,773.43 = 3,590.18 : x
  2. Step 2: Convert to fraction form
    10,515.62/15,773.43 = 3,590.18/x
  3. Step 3: Cross multiply
    10,515.62x = 15,773.43 × 3,590.18
  4. Step 4: Simplify right side
    10,515.62x = 56,629,452.92
  5. Step 5: Solve for x
    x = 56,629,452.92/10,515.62
  6. Step 6: Final answer
    x = 5,385.27

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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.