Home / 10,205.73-15,306.57-3,631.10

Finding the Fourth Proportional to 10,205.73, 15,306.57 and 3,631.10

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Solution

The fourth proportional to 10,205.73, 15,306.57 and 3,631.10 is: 5,445.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,205.73 : 15,306.57 = 3,631.10 : x
  2. Step 2: Convert to fraction form
    10,205.73/15,306.57 = 3,631.10/x
  3. Step 3: Cross multiply
    10,205.73x = 15,306.57 × 3,631.10
  4. Step 4: Simplify right side
    10,205.73x = 55,579,609.79
  5. Step 5: Solve for x
    x = 55,579,609.79/10,205.73
  6. Step 6: Final answer
    x = 5,445.92

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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.