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Finding the Fourth Proportional to 5,649.41, 8,472.60 and 2,361.83

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Solution

The fourth proportional to 5,649.41, 8,472.60 and 2,361.83 is: 3,542.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.41 : 8,472.60 = 2,361.83 : x
  2. Step 2: Convert to fraction form
    5,649.41/8,472.60 = 2,361.83/x
  3. Step 3: Cross multiply
    5,649.41x = 8,472.60 × 2,361.83
  4. Step 4: Simplify right side
    5,649.41x = 20,010,798.50
  5. Step 5: Solve for x
    x = 20,010,798.50/5,649.41
  6. Step 6: Final answer
    x = 3,542.10

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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.