Home / 2,369.10-3,269.30-1,306.97

Finding the Fourth Proportional to 2,369.10, 3,269.30 and 1,306.97

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Solution

The fourth proportional to 2,369.10, 3,269.30 and 1,306.97 is: 1,803.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369.10 : 3,269.30 = 1,306.97 : x
  2. Step 2: Convert to fraction form
    2,369.10/3,269.30 = 1,306.97/x
  3. Step 3: Cross multiply
    2,369.10x = 3,269.30 × 1,306.97
  4. Step 4: Simplify right side
    2,369.10x = 4,272,854.14
  5. Step 5: Solve for x
    x = 4,272,854.14/2,369.10
  6. Step 6: Final answer
    x = 1,803.58

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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.