Home / 2,045.12-2,820.84-1,546.16

Finding the Fourth Proportional to 2,045.12, 2,820.84 and 1,546.16

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Solution

The fourth proportional to 2,045.12, 2,820.84 and 1,546.16 is: 2,132.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.12 : 2,820.84 = 1,546.16 : x
  2. Step 2: Convert to fraction form
    2,045.12/2,820.84 = 1,546.16/x
  3. Step 3: Cross multiply
    2,045.12x = 2,820.84 × 1,546.16
  4. Step 4: Simplify right side
    2,045.12x = 4,361,469.97
  5. Step 5: Solve for x
    x = 4,361,469.97/2,045.12
  6. Step 6: Final answer
    x = 2,132.62

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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.