Home / 8,330.68-12,494.18-2,406.28

Finding the Fourth Proportional to 8,330.68, 12,494.18 and 2,406.28

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Solution

The fourth proportional to 8,330.68, 12,494.18 and 2,406.28 is: 3,608.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.68 : 12,494.18 = 2,406.28 : x
  2. Step 2: Convert to fraction form
    8,330.68/12,494.18 = 2,406.28/x
  3. Step 3: Cross multiply
    8,330.68x = 12,494.18 × 2,406.28
  4. Step 4: Simplify right side
    8,330.68x = 30,064,452.18
  5. Step 5: Solve for x
    x = 30,064,452.18/8,330.68
  6. Step 6: Final answer
    x = 3,608.88

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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.