Home / 11,521.95-17,278.61-4,944.75

Finding the Fourth Proportional to 11,521.95, 17,278.61 and 4,944.75

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Solution

The fourth proportional to 11,521.95, 17,278.61 and 4,944.75 is: 7,415.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521.95 : 17,278.61 = 4,944.75 : x
  2. Step 2: Convert to fraction form
    11,521.95/17,278.61 = 4,944.75/x
  3. Step 3: Cross multiply
    11,521.95x = 17,278.61 × 4,944.75
  4. Step 4: Simplify right side
    11,521.95x = 85,438,382.07
  5. Step 5: Solve for x
    x = 85,438,382.07/11,521.95
  6. Step 6: Final answer
    x = 7,415.27

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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.