Home / 6,458.20-9,675.27-5,424.91

Finding the Fourth Proportional to 6,458.20, 9,675.27 and 5,424.91

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Solution

The fourth proportional to 6,458.20, 9,675.27 and 5,424.91 is: 8,127.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,458.20 : 9,675.27 = 5,424.91 : x
  2. Step 2: Convert to fraction form
    6,458.20/9,675.27 = 5,424.91/x
  3. Step 3: Cross multiply
    6,458.20x = 9,675.27 × 5,424.91
  4. Step 4: Simplify right side
    6,458.20x = 52,487,468.98
  5. Step 5: Solve for x
    x = 52,487,468.98/6,458.20
  6. Step 6: Final answer
    x = 8,127.26

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1.5x scale

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.