Home / 12,266.46-18,397.08-3,499.02

Finding the Fourth Proportional to 12,266.46, 18,397.08 and 3,499.02

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Solution

The fourth proportional to 12,266.46, 18,397.08 and 3,499.02 is: 5,247.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,266.46 : 18,397.08 = 3,499.02 : x
  2. Step 2: Convert to fraction form
    12,266.46/18,397.08 = 3,499.02/x
  3. Step 3: Cross multiply
    12,266.46x = 18,397.08 × 3,499.02
  4. Step 4: Simplify right side
    12,266.46x = 64,371,750.86
  5. Step 5: Solve for x
    x = 64,371,750.86/12,266.46
  6. Step 6: Final answer
    x = 5,247.79

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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.