Home / 5,652.02-8,471.54-2,187.38

Finding the Fourth Proportional to 5,652.02, 8,471.54 and 2,187.38

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Solution

The fourth proportional to 5,652.02, 8,471.54 and 2,187.38 is: 3,278.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652.02 : 8,471.54 = 2,187.38 : x
  2. Step 2: Convert to fraction form
    5,652.02/8,471.54 = 2,187.38/x
  3. Step 3: Cross multiply
    5,652.02x = 8,471.54 × 2,187.38
  4. Step 4: Simplify right side
    5,652.02x = 18,530,477.17
  5. Step 5: Solve for x
    x = 18,530,477.17/5,652.02
  6. Step 6: Final answer
    x = 3,278.56

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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.