Home / 2,046.20-2,824.10-1,207.11

Finding the Fourth Proportional to 2,046.20, 2,824.10 and 1,207.11

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Solution

The fourth proportional to 2,046.20, 2,824.10 and 1,207.11 is: 1,666.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,046.20 : 2,824.10 = 1,207.11 : x
  2. Step 2: Convert to fraction form
    2,046.20/2,824.10 = 1,207.11/x
  3. Step 3: Cross multiply
    2,046.20x = 2,824.10 × 1,207.11
  4. Step 4: Simplify right side
    2,046.20x = 3,409,010.70
  5. Step 5: Solve for x
    x = 3,409,010.70/2,046.20
  6. Step 6: Final answer
    x = 1,666.02

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1.5x scale

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.