Home / 4,787.61-6,608.19-3,108.92

Finding the Fourth Proportional to 4,787.61, 6,608.19 and 3,108.92

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Solution

The fourth proportional to 4,787.61, 6,608.19 and 3,108.92 is: 4,291.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.61 : 6,608.19 = 3,108.92 : x
  2. Step 2: Convert to fraction form
    4,787.61/6,608.19 = 3,108.92/x
  3. Step 3: Cross multiply
    4,787.61x = 6,608.19 × 3,108.92
  4. Step 4: Simplify right side
    4,787.61x = 20,544,301.01
  5. Step 5: Solve for x
    x = 20,544,301.01/4,787.61
  6. Step 6: Final answer
    x = 4,291.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.