Home / 12,407.49-18,600.24-4,610.85

Finding the Fourth Proportional to 12,407.49, 18,600.24 and 4,610.85

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Solution

The fourth proportional to 12,407.49, 18,600.24 and 4,610.85 is: 6,912.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,407.49 : 18,600.24 = 4,610.85 : x
  2. Step 2: Convert to fraction form
    12,407.49/18,600.24 = 4,610.85/x
  3. Step 3: Cross multiply
    12,407.49x = 18,600.24 × 4,610.85
  4. Step 4: Simplify right side
    12,407.49x = 85,762,916.60
  5. Step 5: Solve for x
    x = 85,762,916.60/12,407.49
  6. Step 6: Final answer
    x = 6,912.19

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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.