Home / 8,182.53-12,275.82-2,339.19

Finding the Fourth Proportional to 8,182.53, 12,275.82 and 2,339.19

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Solution

The fourth proportional to 8,182.53, 12,275.82 and 2,339.19 is: 3,509.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182.53 : 12,275.82 = 2,339.19 : x
  2. Step 2: Convert to fraction form
    8,182.53/12,275.82 = 2,339.19/x
  3. Step 3: Cross multiply
    8,182.53x = 12,275.82 × 2,339.19
  4. Step 4: Simplify right side
    8,182.53x = 28,715,475.39
  5. Step 5: Solve for x
    x = 28,715,475.39/8,182.53
  6. Step 6: Final answer
    x = 3,509.36

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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.