Home / 8,250.39-12,370.05-3,248.19

Finding the Fourth Proportional to 8,250.39, 12,370.05 and 3,248.19

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Solution

The fourth proportional to 8,250.39, 12,370.05 and 3,248.19 is: 4,870.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.39 : 12,370.05 = 3,248.19 : x
  2. Step 2: Convert to fraction form
    8,250.39/12,370.05 = 3,248.19/x
  3. Step 3: Cross multiply
    8,250.39x = 12,370.05 × 3,248.19
  4. Step 4: Simplify right side
    8,250.39x = 40,180,272.71
  5. Step 5: Solve for x
    x = 40,180,272.71/8,250.39
  6. Step 6: Final answer
    x = 4,870.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.