Home / 10,462.62-15,690.66-3,535.50

Finding the Fourth Proportional to 10,462.62, 15,690.66 and 3,535.50

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Solution

The fourth proportional to 10,462.62, 15,690.66 and 3,535.50 is: 5,302.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,462.62 : 15,690.66 = 3,535.50 : x
  2. Step 2: Convert to fraction form
    10,462.62/15,690.66 = 3,535.50/x
  3. Step 3: Cross multiply
    10,462.62x = 15,690.66 × 3,535.50
  4. Step 4: Simplify right side
    10,462.62x = 55,474,328.43
  5. Step 5: Solve for x
    x = 55,474,328.43/10,462.62
  6. Step 6: Final answer
    x = 5,302.15

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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.