Home / 5,531.26-8,280.59-3,653.70

Finding the Fourth Proportional to 5,531.26, 8,280.59 and 3,653.70

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Solution

The fourth proportional to 5,531.26, 8,280.59 and 3,653.70 is: 5,469.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.26 : 8,280.59 = 3,653.70 : x
  2. Step 2: Convert to fraction form
    5,531.26/8,280.59 = 3,653.70/x
  3. Step 3: Cross multiply
    5,531.26x = 8,280.59 × 3,653.70
  4. Step 4: Simplify right side
    5,531.26x = 30,254,773.41
  5. Step 5: Solve for x
    x = 30,254,773.41/5,531.26
  6. Step 6: Final answer
    x = 5,469.78

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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.