Home / 2,345.40-3,233.42-1,874.88

Finding the Fourth Proportional to 2,345.40, 3,233.42 and 1,874.88

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Solution

The fourth proportional to 2,345.40, 3,233.42 and 1,874.88 is: 2,584.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.40 : 3,233.42 = 1,874.88 : x
  2. Step 2: Convert to fraction form
    2,345.40/3,233.42 = 1,874.88/x
  3. Step 3: Cross multiply
    2,345.40x = 3,233.42 × 1,874.88
  4. Step 4: Simplify right side
    2,345.40x = 6,062,274.49
  5. Step 5: Solve for x
    x = 6,062,274.49/2,345.40
  6. Step 6: Final answer
    x = 2,584.75

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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.