Home / 5,560.43-8,340.65-4,515.47

Finding the Fourth Proportional to 5,560.43, 8,340.65 and 4,515.47

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Solution

The fourth proportional to 5,560.43, 8,340.65 and 4,515.47 is: 6,773.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.43 : 8,340.65 = 4,515.47 : x
  2. Step 2: Convert to fraction form
    5,560.43/8,340.65 = 4,515.47/x
  3. Step 3: Cross multiply
    5,560.43x = 8,340.65 × 4,515.47
  4. Step 4: Simplify right side
    5,560.43x = 37,661,924.44
  5. Step 5: Solve for x
    x = 37,661,924.44/5,560.43
  6. Step 6: Final answer
    x = 6,773.21

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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.