Home / 3,646.73-5,469.51-1,306.30

Finding the Fourth Proportional to 3,646.73, 5,469.51 and 1,306.30

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Solution

The fourth proportional to 3,646.73, 5,469.51 and 1,306.30 is: 1,959.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.73 : 5,469.51 = 1,306.30 : x
  2. Step 2: Convert to fraction form
    3,646.73/5,469.51 = 1,306.30/x
  3. Step 3: Cross multiply
    3,646.73x = 5,469.51 × 1,306.30
  4. Step 4: Simplify right side
    3,646.73x = 7,144,820.91
  5. Step 5: Solve for x
    x = 7,144,820.91/3,646.73
  6. Step 6: Final answer
    x = 1,959.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.