Home / 8,329.02-12,493.49-3,949.55

Finding the Fourth Proportional to 8,329.02, 12,493.49 and 3,949.55

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Solution

The fourth proportional to 8,329.02, 12,493.49 and 3,949.55 is: 5,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,329.02 : 12,493.49 = 3,949.55 : x
  2. Step 2: Convert to fraction form
    8,329.02/12,493.49 = 3,949.55/x
  3. Step 3: Cross multiply
    8,329.02x = 12,493.49 × 3,949.55
  4. Step 4: Simplify right side
    8,329.02x = 49,343,581.21
  5. Step 5: Solve for x
    x = 49,343,581.21/8,329.02
  6. Step 6: Final answer
    x = 5,924.30

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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.