Home / 11,650.88-17,450.02-5,397.76

Finding the Fourth Proportional to 11,650.88, 17,450.02 and 5,397.76

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Solution

The fourth proportional to 11,650.88, 17,450.02 and 5,397.76 is: 8,084.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,650.88 : 17,450.02 = 5,397.76 : x
  2. Step 2: Convert to fraction form
    11,650.88/17,450.02 = 5,397.76/x
  3. Step 3: Cross multiply
    11,650.88x = 17,450.02 × 5,397.76
  4. Step 4: Simplify right side
    11,650.88x = 94,191,019.96
  5. Step 5: Solve for x
    x = 94,191,019.96/11,650.88
  6. Step 6: Final answer
    x = 8,084.46

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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.