Home / 5,988.66-8,264.79-3,898.86

Finding the Fourth Proportional to 5,988.66, 8,264.79 and 3,898.86

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Solution

The fourth proportional to 5,988.66, 8,264.79 and 3,898.86 is: 5,380.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,988.66 : 8,264.79 = 3,898.86 : x
  2. Step 2: Convert to fraction form
    5,988.66/8,264.79 = 3,898.86/x
  3. Step 3: Cross multiply
    5,988.66x = 8,264.79 × 3,898.86
  4. Step 4: Simplify right side
    5,988.66x = 32,223,259.14
  5. Step 5: Solve for x
    x = 32,223,259.14/5,988.66
  6. Step 6: Final answer
    x = 5,380.71

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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.