Home / 9,112.15-13,663.50-4,177.54

Finding the Fourth Proportional to 9,112.15, 13,663.50 and 4,177.54

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Solution

The fourth proportional to 9,112.15, 13,663.50 and 4,177.54 is: 6,264.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112.15 : 13,663.50 = 4,177.54 : x
  2. Step 2: Convert to fraction form
    9,112.15/13,663.50 = 4,177.54/x
  3. Step 3: Cross multiply
    9,112.15x = 13,663.50 × 4,177.54
  4. Step 4: Simplify right side
    9,112.15x = 57,079,817.79
  5. Step 5: Solve for x
    x = 57,079,817.79/9,112.15
  6. Step 6: Final answer
    x = 6,264.14

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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.