Home / 2,660.14-3,670.96-1,612.18

Finding the Fourth Proportional to 2,660.14, 3,670.96 and 1,612.18

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Solution

The fourth proportional to 2,660.14, 3,670.96 and 1,612.18 is: 2,224.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660.14 : 3,670.96 = 1,612.18 : x
  2. Step 2: Convert to fraction form
    2,660.14/3,670.96 = 1,612.18/x
  3. Step 3: Cross multiply
    2,660.14x = 3,670.96 × 1,612.18
  4. Step 4: Simplify right side
    2,660.14x = 5,918,248.29
  5. Step 5: Solve for x
    x = 5,918,248.29/2,660.14
  6. Step 6: Final answer
    x = 2,224.79

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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.