Home / 11,082.67-15,292.71-6,777.92

Finding the Fourth Proportional to 11,082.67, 15,292.71 and 6,777.92

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Solution

The fourth proportional to 11,082.67, 15,292.71 and 6,777.92 is: 9,352.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082.67 : 15,292.71 = 6,777.92 : x
  2. Step 2: Convert to fraction form
    11,082.67/15,292.71 = 6,777.92/x
  3. Step 3: Cross multiply
    11,082.67x = 15,292.71 × 6,777.92
  4. Step 4: Simplify right side
    11,082.67x = 103,652,731.07
  5. Step 5: Solve for x
    x = 103,652,731.07/11,082.67
  6. Step 6: Final answer
    x = 9,352.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.