Home / 6,291.27-8,679.35-4,052.84

Finding the Fourth Proportional to 6,291.27, 8,679.35 and 4,052.84

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Solution

The fourth proportional to 6,291.27, 8,679.35 and 4,052.84 is: 5,591.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,291.27 : 8,679.35 = 4,052.84 : x
  2. Step 2: Convert to fraction form
    6,291.27/8,679.35 = 4,052.84/x
  3. Step 3: Cross multiply
    6,291.27x = 8,679.35 × 4,052.84
  4. Step 4: Simplify right side
    6,291.27x = 35,175,983.59
  5. Step 5: Solve for x
    x = 35,175,983.59/6,291.27
  6. Step 6: Final answer
    x = 5,591.24

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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.