Home / 12,248.92-18,373.61-3,484.06

Finding the Fourth Proportional to 12,248.92, 18,373.61 and 3,484.06

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Solution

The fourth proportional to 12,248.92, 18,373.61 and 3,484.06 is: 5,226.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248.92 : 18,373.61 = 3,484.06 : x
  2. Step 2: Convert to fraction form
    12,248.92/18,373.61 = 3,484.06/x
  3. Step 3: Cross multiply
    12,248.92x = 18,373.61 × 3,484.06
  4. Step 4: Simplify right side
    12,248.92x = 64,014,759.66
  5. Step 5: Solve for x
    x = 64,014,759.66/12,248.92
  6. Step 6: Final answer
    x = 5,226.16

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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.