Home / 11,376.07-17,060.76-3,979.15

Finding the Fourth Proportional to 11,376.07, 17,060.76 and 3,979.15

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Solution

The fourth proportional to 11,376.07, 17,060.76 and 3,979.15 is: 5,967.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376.07 : 17,060.76 = 3,979.15 : x
  2. Step 2: Convert to fraction form
    11,376.07/17,060.76 = 3,979.15/x
  3. Step 3: Cross multiply
    11,376.07x = 17,060.76 × 3,979.15
  4. Step 4: Simplify right side
    11,376.07x = 67,887,280.50
  5. Step 5: Solve for x
    x = 67,887,280.50/11,376.07
  6. Step 6: Final answer
    x = 5,967.55

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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.