Home / 2,397.49-3,308.41-1,349.62

Finding the Fourth Proportional to 2,397.49, 3,308.41 and 1,349.62

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Solution

The fourth proportional to 2,397.49, 3,308.41 and 1,349.62 is: 1,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.49 : 3,308.41 = 1,349.62 : x
  2. Step 2: Convert to fraction form
    2,397.49/3,308.41 = 1,349.62/x
  3. Step 3: Cross multiply
    2,397.49x = 3,308.41 × 1,349.62
  4. Step 4: Simplify right side
    2,397.49x = 4,465,084.66
  5. Step 5: Solve for x
    x = 4,465,084.66/2,397.49
  6. Step 6: Final answer
    x = 1,862.40

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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.