Home / 2,304.85-3,180.75-1,310.17

Finding the Fourth Proportional to 2,304.85, 3,180.75 and 1,310.17

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Solution

The fourth proportional to 2,304.85, 3,180.75 and 1,310.17 is: 1,808.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.85 : 3,180.75 = 1,310.17 : x
  2. Step 2: Convert to fraction form
    2,304.85/3,180.75 = 1,310.17/x
  3. Step 3: Cross multiply
    2,304.85x = 3,180.75 × 1,310.17
  4. Step 4: Simplify right side
    2,304.85x = 4,167,323.23
  5. Step 5: Solve for x
    x = 4,167,323.23/2,304.85
  6. Step 6: Final answer
    x = 1,808.07

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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.