Home / 6,514-8,989.27-3,529.83

Finding the Fourth Proportional to 6,514, 8,989.27 and 3,529.83

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Solution

The fourth proportional to 6,514, 8,989.27 and 3,529.83 is: 4,871.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514 : 8,989.27 = 3,529.83 : x
  2. Step 2: Convert to fraction form
    6,514/8,989.27 = 3,529.83/x
  3. Step 3: Cross multiply
    6,514x = 8,989.27 × 3,529.83
  4. Step 4: Simplify right side
    6,514x = 31,730,594.92
  5. Step 5: Solve for x
    x = 31,730,594.92/6,514
  6. Step 6: Final answer
    x = 4,871.14

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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.