Home / 2,932.74-4,048.68-2,268.12

Finding the Fourth Proportional to 2,932.74, 4,048.68 and 2,268.12

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Solution

The fourth proportional to 2,932.74, 4,048.68 and 2,268.12 is: 3,131.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.74 : 4,048.68 = 2,268.12 : x
  2. Step 2: Convert to fraction form
    2,932.74/4,048.68 = 2,268.12/x
  3. Step 3: Cross multiply
    2,932.74x = 4,048.68 × 2,268.12
  4. Step 4: Simplify right side
    2,932.74x = 9,182,892.08
  5. Step 5: Solve for x
    x = 9,182,892.08/2,932.74
  6. Step 6: Final answer
    x = 3,131.16

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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.