Home / 13,177.92-19,762.11-4,410.79

Finding the Fourth Proportional to 13,177.92, 19,762.11 and 4,410.79

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Solution

The fourth proportional to 13,177.92, 19,762.11 and 4,410.79 is: 6,614.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,177.92 : 19,762.11 = 4,410.79 : x
  2. Step 2: Convert to fraction form
    13,177.92/19,762.11 = 4,410.79/x
  3. Step 3: Cross multiply
    13,177.92x = 19,762.11 × 4,410.79
  4. Step 4: Simplify right side
    13,177.92x = 87,166,517.17
  5. Step 5: Solve for x
    x = 87,166,517.17/13,177.92
  6. Step 6: Final answer
    x = 6,614.59

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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.