Home / 6,369.20-8,781.18-4,601.24

Finding the Fourth Proportional to 6,369.20, 8,781.18 and 4,601.24

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Solution

The fourth proportional to 6,369.20, 8,781.18 and 4,601.24 is: 6,343.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,369.20 : 8,781.18 = 4,601.24 : x
  2. Step 2: Convert to fraction form
    6,369.20/8,781.18 = 4,601.24/x
  3. Step 3: Cross multiply
    6,369.20x = 8,781.18 × 4,601.24
  4. Step 4: Simplify right side
    6,369.20x = 40,404,316.66
  5. Step 5: Solve for x
    x = 40,404,316.66/6,369.20
  6. Step 6: Final answer
    x = 6,343.70

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1.5x scale

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.