Home / 3,354.40-4,626.16-2,357.92

Finding the Fourth Proportional to 3,354.40, 4,626.16 and 2,357.92

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Solution

The fourth proportional to 3,354.40, 4,626.16 and 2,357.92 is: 3,251.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.40 : 4,626.16 = 2,357.92 : x
  2. Step 2: Convert to fraction form
    3,354.40/4,626.16 = 2,357.92/x
  3. Step 3: Cross multiply
    3,354.40x = 4,626.16 × 2,357.92
  4. Step 4: Simplify right side
    3,354.40x = 10,908,115.19
  5. Step 5: Solve for x
    x = 10,908,115.19/3,354.40
  6. Step 6: Final answer
    x = 3,251.88

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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.