Home / 5,471.15-7,543.60-3,794.00

Finding the Fourth Proportional to 5,471.15, 7,543.60 and 3,794.00

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Solution

The fourth proportional to 5,471.15, 7,543.60 and 3,794.00 is: 5,231.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.15 : 7,543.60 = 3,794.00 : x
  2. Step 2: Convert to fraction form
    5,471.15/7,543.60 = 3,794.00/x
  3. Step 3: Cross multiply
    5,471.15x = 7,543.60 × 3,794.00
  4. Step 4: Simplify right side
    5,471.15x = 28,620,371.20
  5. Step 5: Solve for x
    x = 28,620,371.20/5,471.15
  6. Step 6: Final answer
    x = 5,231.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.