Home / 11,559.14-17,342.20-4,892.20

Finding the Fourth Proportional to 11,559.14, 17,342.20 and 4,892.20

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Solution

The fourth proportional to 11,559.14, 17,342.20 and 4,892.20 is: 7,339.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,559.14 : 17,342.20 = 4,892.20 : x
  2. Step 2: Convert to fraction form
    11,559.14/17,342.20 = 4,892.20/x
  3. Step 3: Cross multiply
    11,559.14x = 17,342.20 × 4,892.20
  4. Step 4: Simplify right side
    11,559.14x = 84,841,510.84
  5. Step 5: Solve for x
    x = 84,841,510.84/11,559.14
  6. Step 6: Final answer
    x = 7,339.78

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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.