Home / 2,302.31-3,177.57-1,358.33

Finding the Fourth Proportional to 2,302.31, 3,177.57 and 1,358.33

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Solution

The fourth proportional to 2,302.31, 3,177.57 and 1,358.33 is: 1,874.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.31 : 3,177.57 = 1,358.33 : x
  2. Step 2: Convert to fraction form
    2,302.31/3,177.57 = 1,358.33/x
  3. Step 3: Cross multiply
    2,302.31x = 3,177.57 × 1,358.33
  4. Step 4: Simplify right side
    2,302.31x = 4,316,187.04
  5. Step 5: Solve for x
    x = 4,316,187.04/2,302.31
  6. Step 6: Final answer
    x = 1,874.72

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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.