Home / 5,107.02-7,695.27-4,202.86

Finding the Fourth Proportional to 5,107.02, 7,695.27 and 4,202.86

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Solution

The fourth proportional to 5,107.02, 7,695.27 and 4,202.86 is: 6,332.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107.02 : 7,695.27 = 4,202.86 : x
  2. Step 2: Convert to fraction form
    5,107.02/7,695.27 = 4,202.86/x
  3. Step 3: Cross multiply
    5,107.02x = 7,695.27 × 4,202.86
  4. Step 4: Simplify right side
    5,107.02x = 32,342,142.47
  5. Step 5: Solve for x
    x = 32,342,142.47/5,107.02
  6. Step 6: Final answer
    x = 6,332.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.