Home / 6,079.90-8,397.18-4,086.99

Finding the Fourth Proportional to 6,079.90, 8,397.18 and 4,086.99

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Solution

The fourth proportional to 6,079.90, 8,397.18 and 4,086.99 is: 5,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.90 : 8,397.18 = 4,086.99 : x
  2. Step 2: Convert to fraction form
    6,079.90/8,397.18 = 4,086.99/x
  3. Step 3: Cross multiply
    6,079.90x = 8,397.18 × 4,086.99
  4. Step 4: Simplify right side
    6,079.90x = 34,319,190.69
  5. Step 5: Solve for x
    x = 34,319,190.69/6,079.90
  6. Step 6: Final answer
    x = 5,644.70

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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.