Home / 4,825.68-6,655.56-3,146.96

Finding the Fourth Proportional to 4,825.68, 6,655.56 and 3,146.96

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Solution

The fourth proportional to 4,825.68, 6,655.56 and 3,146.96 is: 4,340.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.68 : 6,655.56 = 3,146.96 : x
  2. Step 2: Convert to fraction form
    4,825.68/6,655.56 = 3,146.96/x
  3. Step 3: Cross multiply
    4,825.68x = 6,655.56 × 3,146.96
  4. Step 4: Simplify right side
    4,825.68x = 20,944,781.10
  5. Step 5: Solve for x
    x = 20,944,781.10/4,825.68
  6. Step 6: Final answer
    x = 4,340.28

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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.