Home / 7,404.74-11,110.18-3,242.60

Finding the Fourth Proportional to 7,404.74, 11,110.18 and 3,242.60

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Solution

The fourth proportional to 7,404.74, 11,110.18 and 3,242.60 is: 4,865.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.74 : 11,110.18 = 3,242.60 : x
  2. Step 2: Convert to fraction form
    7,404.74/11,110.18 = 3,242.60/x
  3. Step 3: Cross multiply
    7,404.74x = 11,110.18 × 3,242.60
  4. Step 4: Simplify right side
    7,404.74x = 36,025,869.67
  5. Step 5: Solve for x
    x = 36,025,869.67/7,404.74
  6. Step 6: Final answer
    x = 4,865.24

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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.