Home / 2,301.35-3,175.88-1,306.58

Finding the Fourth Proportional to 2,301.35, 3,175.88 and 1,306.58

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Solution

The fourth proportional to 2,301.35, 3,175.88 and 1,306.58 is: 1,803.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.35 : 3,175.88 = 1,306.58 : x
  2. Step 2: Convert to fraction form
    2,301.35/3,175.88 = 1,306.58/x
  3. Step 3: Cross multiply
    2,301.35x = 3,175.88 × 1,306.58
  4. Step 4: Simplify right side
    2,301.35x = 4,149,518.88
  5. Step 5: Solve for x
    x = 4,149,518.88/2,301.35
  6. Step 6: Final answer
    x = 1,803.08

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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.