Home / 2,304.30-3,180.51-1,310.19

Finding the Fourth Proportional to 2,304.30, 3,180.51 and 1,310.19

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Solution

The fourth proportional to 2,304.30, 3,180.51 and 1,310.19 is: 1,808.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.30 : 3,180.51 = 1,310.19 : x
  2. Step 2: Convert to fraction form
    2,304.30/3,180.51 = 1,310.19/x
  3. Step 3: Cross multiply
    2,304.30x = 3,180.51 × 1,310.19
  4. Step 4: Simplify right side
    2,304.30x = 4,167,072.40
  5. Step 5: Solve for x
    x = 4,167,072.40/2,304.30
  6. Step 6: Final answer
    x = 1,808.39

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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.