Home / 2,397.14-3,307.93-1,689.27

Finding the Fourth Proportional to 2,397.14, 3,307.93 and 1,689.27

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Solution

The fourth proportional to 2,397.14, 3,307.93 and 1,689.27 is: 2,331.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.14 : 3,307.93 = 1,689.27 : x
  2. Step 2: Convert to fraction form
    2,397.14/3,307.93 = 1,689.27/x
  3. Step 3: Cross multiply
    2,397.14x = 3,307.93 × 1,689.27
  4. Step 4: Simplify right side
    2,397.14x = 5,587,986.91
  5. Step 5: Solve for x
    x = 5,587,986.91/2,397.14
  6. Step 6: Final answer
    x = 2,331.11

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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.