Home / 5,612.38-8,406.51-4,553.44

Finding the Fourth Proportional to 5,612.38, 8,406.51 and 4,553.44

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Solution

The fourth proportional to 5,612.38, 8,406.51 and 4,553.44 is: 6,820.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.38 : 8,406.51 = 4,553.44 : x
  2. Step 2: Convert to fraction form
    5,612.38/8,406.51 = 4,553.44/x
  3. Step 3: Cross multiply
    5,612.38x = 8,406.51 × 4,553.44
  4. Step 4: Simplify right side
    5,612.38x = 38,278,538.89
  5. Step 5: Solve for x
    x = 38,278,538.89/5,612.38
  6. Step 6: Final answer
    x = 6,820.38

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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.