Home / 2,654.03-3,981.67-898.96

Finding the Fourth Proportional to 2,654.03, 3,981.67 and 898.96

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Solution

The fourth proportional to 2,654.03, 3,981.67 and 898.96 is: 1,348.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654.03 : 3,981.67 = 898.96 : x
  2. Step 2: Convert to fraction form
    2,654.03/3,981.67 = 898.96/x
  3. Step 3: Cross multiply
    2,654.03x = 3,981.67 × 898.96
  4. Step 4: Simplify right side
    2,654.03x = 3,579,357.57
  5. Step 5: Solve for x
    x = 3,579,357.57/2,654.03
  6. Step 6: Final answer
    x = 1,348.65

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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.