Home / 1,660.22-2,291.16-952.18

Finding the Fourth Proportional to 1,660.22, 2,291.16 and 952.18

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Solution

The fourth proportional to 1,660.22, 2,291.16 and 952.18 is: 1,314.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660.22 : 2,291.16 = 952.18 : x
  2. Step 2: Convert to fraction form
    1,660.22/2,291.16 = 952.18/x
  3. Step 3: Cross multiply
    1,660.22x = 2,291.16 × 952.18
  4. Step 4: Simplify right side
    1,660.22x = 2,181,596.73
  5. Step 5: Solve for x
    x = 2,181,596.73/1,660.22
  6. Step 6: Final answer
    x = 1,314.04

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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.