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Finding the Fourth Proportional to 6,250.86, 8,626.10 and 3,418.25

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Solution

The fourth proportional to 6,250.86, 8,626.10 and 3,418.25 is: 4,717.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,250.86 : 8,626.10 = 3,418.25 : x
  2. Step 2: Convert to fraction form
    6,250.86/8,626.10 = 3,418.25/x
  3. Step 3: Cross multiply
    6,250.86x = 8,626.10 × 3,418.25
  4. Step 4: Simplify right side
    6,250.86x = 29,486,106.10
  5. Step 5: Solve for x
    x = 29,486,106.10/6,250.86
  6. Step 6: Final answer
    x = 4,717.13

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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.