Home / 3,864.92-5,335.98-2,606.18

Finding the Fourth Proportional to 3,864.92, 5,335.98 and 2,606.18

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Solution

The fourth proportional to 3,864.92, 5,335.98 and 2,606.18 is: 3,598.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.92 : 5,335.98 = 2,606.18 : x
  2. Step 2: Convert to fraction form
    3,864.92/5,335.98 = 2,606.18/x
  3. Step 3: Cross multiply
    3,864.92x = 5,335.98 × 2,606.18
  4. Step 4: Simplify right side
    3,864.92x = 13,906,487.90
  5. Step 5: Solve for x
    x = 13,906,487.90/3,864.92
  6. Step 6: Final answer
    x = 3,598.14

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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.