Home / 5,649.60-7,792.56-3,551.52

Finding the Fourth Proportional to 5,649.60, 7,792.56 and 3,551.52

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Solution

The fourth proportional to 5,649.60, 7,792.56 and 3,551.52 is: 4,898.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.60 : 7,792.56 = 3,551.52 : x
  2. Step 2: Convert to fraction form
    5,649.60/7,792.56 = 3,551.52/x
  3. Step 3: Cross multiply
    5,649.60x = 7,792.56 × 3,551.52
  4. Step 4: Simplify right side
    5,649.60x = 27,675,432.69
  5. Step 5: Solve for x
    x = 27,675,432.69/5,649.60
  6. Step 6: Final answer
    x = 4,898.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.