Home / 7,787.18-11,680.59-2,593.10

Finding the Fourth Proportional to 7,787.18, 11,680.59 and 2,593.10

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Solution

The fourth proportional to 7,787.18, 11,680.59 and 2,593.10 is: 3,889.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,787.18 : 11,680.59 = 2,593.10 : x
  2. Step 2: Convert to fraction form
    7,787.18/11,680.59 = 2,593.10/x
  3. Step 3: Cross multiply
    7,787.18x = 11,680.59 × 2,593.10
  4. Step 4: Simplify right side
    7,787.18x = 30,288,937.93
  5. Step 5: Solve for x
    x = 30,288,937.93/7,787.18
  6. Step 6: Final answer
    x = 3,889.59

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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.