Home / 3,454.62-5,182.70-1,263.30

Finding the Fourth Proportional to 3,454.62, 5,182.70 and 1,263.30

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Solution

The fourth proportional to 3,454.62, 5,182.70 and 1,263.30 is: 1,895.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.62 : 5,182.70 = 1,263.30 : x
  2. Step 2: Convert to fraction form
    3,454.62/5,182.70 = 1,263.30/x
  3. Step 3: Cross multiply
    3,454.62x = 5,182.70 × 1,263.30
  4. Step 4: Simplify right side
    3,454.62x = 6,547,304.91
  5. Step 5: Solve for x
    x = 6,547,304.91/3,454.62
  6. Step 6: Final answer
    x = 1,895.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.