Home / 3,475.28-4,785.43-3,002.34

Finding the Fourth Proportional to 3,475.28, 4,785.43 and 3,002.34

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Solution

The fourth proportional to 3,475.28, 4,785.43 and 3,002.34 is: 4,134.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.28 : 4,785.43 = 3,002.34 : x
  2. Step 2: Convert to fraction form
    3,475.28/4,785.43 = 3,002.34/x
  3. Step 3: Cross multiply
    3,475.28x = 4,785.43 × 3,002.34
  4. Step 4: Simplify right side
    3,475.28x = 14,367,490.52
  5. Step 5: Solve for x
    x = 14,367,490.52/3,475.28
  6. Step 6: Final answer
    x = 4,134.20

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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.