Home / 10,446.35-15,669.59-2,655.18

Finding the Fourth Proportional to 10,446.35, 15,669.59 and 2,655.18

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Solution

The fourth proportional to 10,446.35, 15,669.59 and 2,655.18 is: 3,982.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,446.35 : 15,669.59 = 2,655.18 : x
  2. Step 2: Convert to fraction form
    10,446.35/15,669.59 = 2,655.18/x
  3. Step 3: Cross multiply
    10,446.35x = 15,669.59 × 2,655.18
  4. Step 4: Simplify right side
    10,446.35x = 41,605,568.70
  5. Step 5: Solve for x
    x = 41,605,568.70/10,446.35
  6. Step 6: Final answer
    x = 3,982.79

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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.