Home / 5,557.86-8,327.17-2,921.44

Finding the Fourth Proportional to 5,557.86, 8,327.17 and 2,921.44

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Solution

The fourth proportional to 5,557.86, 8,327.17 and 2,921.44 is: 4,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.86 : 8,327.17 = 2,921.44 : x
  2. Step 2: Convert to fraction form
    5,557.86/8,327.17 = 2,921.44/x
  3. Step 3: Cross multiply
    5,557.86x = 8,327.17 × 2,921.44
  4. Step 4: Simplify right side
    5,557.86x = 24,327,327.52
  5. Step 5: Solve for x
    x = 24,327,327.52/5,557.86
  6. Step 6: Final answer
    x = 4,377.10

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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.