Home / 5,385.02-8,066.64-2,752.37

Finding the Fourth Proportional to 5,385.02, 8,066.64 and 2,752.37

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Solution

The fourth proportional to 5,385.02, 8,066.64 and 2,752.37 is: 4,122.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385.02 : 8,066.64 = 2,752.37 : x
  2. Step 2: Convert to fraction form
    5,385.02/8,066.64 = 2,752.37/x
  3. Step 3: Cross multiply
    5,385.02x = 8,066.64 × 2,752.37
  4. Step 4: Simplify right side
    5,385.02x = 22,202,377.94
  5. Step 5: Solve for x
    x = 22,202,377.94/5,385.02
  6. Step 6: Final answer
    x = 4,122.99

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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.