Home / 2,304.30-3,180.52-1,310.20

Finding the Fourth Proportional to 2,304.30, 3,180.52 and 1,310.20

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Solution

The fourth proportional to 2,304.30, 3,180.52 and 1,310.20 is: 1,808.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.30 : 3,180.52 = 1,310.20 : x
  2. Step 2: Convert to fraction form
    2,304.30/3,180.52 = 1,310.20/x
  3. Step 3: Cross multiply
    2,304.30x = 3,180.52 × 1,310.20
  4. Step 4: Simplify right side
    2,304.30x = 4,167,117.30
  5. Step 5: Solve for x
    x = 4,167,117.30/2,304.30
  6. Step 6: Final answer
    x = 1,808.41

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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.