Home / 2,232.47-3,080.19-1,758.90

Finding the Fourth Proportional to 2,232.47, 3,080.19 and 1,758.90

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Solution

The fourth proportional to 2,232.47, 3,080.19 and 1,758.90 is: 2,426.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.47 : 3,080.19 = 1,758.90 : x
  2. Step 2: Convert to fraction form
    2,232.47/3,080.19 = 1,758.90/x
  3. Step 3: Cross multiply
    2,232.47x = 3,080.19 × 1,758.90
  4. Step 4: Simplify right side
    2,232.47x = 5,417,746.19
  5. Step 5: Solve for x
    x = 5,417,746.19/2,232.47
  6. Step 6: Final answer
    x = 2,426.79

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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.