Home / 4,902.68-7,335.60-2,921.04

Finding the Fourth Proportional to 4,902.68, 7,335.60 and 2,921.04

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Solution

The fourth proportional to 4,902.68, 7,335.60 and 2,921.04 is: 4,370.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.68 : 7,335.60 = 2,921.04 : x
  2. Step 2: Convert to fraction form
    4,902.68/7,335.60 = 2,921.04/x
  3. Step 3: Cross multiply
    4,902.68x = 7,335.60 × 2,921.04
  4. Step 4: Simplify right side
    4,902.68x = 21,427,581.02
  5. Step 5: Solve for x
    x = 21,427,581.02/4,902.68
  6. Step 6: Final answer
    x = 4,370.59

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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.