Home / 8,248.72-12,373.24-2,405.36

Finding the Fourth Proportional to 8,248.72, 12,373.24 and 2,405.36

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Solution

The fourth proportional to 8,248.72, 12,373.24 and 2,405.36 is: 3,608.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.72 : 12,373.24 = 2,405.36 : x
  2. Step 2: Convert to fraction form
    8,248.72/12,373.24 = 2,405.36/x
  3. Step 3: Cross multiply
    8,248.72x = 12,373.24 × 2,405.36
  4. Step 4: Simplify right side
    8,248.72x = 29,762,096.57
  5. Step 5: Solve for x
    x = 29,762,096.57/8,248.72
  6. Step 6: Final answer
    x = 3,608.09

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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.