Home / 6,118.90-8,451.02-4,126.04

Finding the Fourth Proportional to 6,118.90, 8,451.02 and 4,126.04

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Solution

The fourth proportional to 6,118.90, 8,451.02 and 4,126.04 is: 5,698.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.90 : 8,451.02 = 4,126.04 : x
  2. Step 2: Convert to fraction form
    6,118.90/8,451.02 = 4,126.04/x
  3. Step 3: Cross multiply
    6,118.90x = 8,451.02 × 4,126.04
  4. Step 4: Simplify right side
    6,118.90x = 34,869,246.56
  5. Step 5: Solve for x
    x = 34,869,246.56/6,118.90
  6. Step 6: Final answer
    x = 5,698.61

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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.