Home / 2,232.43-3,080.71-1,237.72

Finding the Fourth Proportional to 2,232.43, 3,080.71 and 1,237.72

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Solution

The fourth proportional to 2,232.43, 3,080.71 and 1,237.72 is: 1,708.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.43 : 3,080.71 = 1,237.72 : x
  2. Step 2: Convert to fraction form
    2,232.43/3,080.71 = 1,237.72/x
  3. Step 3: Cross multiply
    2,232.43x = 3,080.71 × 1,237.72
  4. Step 4: Simplify right side
    2,232.43x = 3,813,056.38
  5. Step 5: Solve for x
    x = 3,813,056.38/2,232.43
  6. Step 6: Final answer
    x = 1,708.03

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Double scale
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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.