Home / 4,949.16-6,829.02-3,180.42

Finding the Fourth Proportional to 4,949.16, 6,829.02 and 3,180.42

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Solution

The fourth proportional to 4,949.16, 6,829.02 and 3,180.42 is: 4,388.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.16 : 6,829.02 = 3,180.42 : x
  2. Step 2: Convert to fraction form
    4,949.16/6,829.02 = 3,180.42/x
  3. Step 3: Cross multiply
    4,949.16x = 6,829.02 × 3,180.42
  4. Step 4: Simplify right side
    4,949.16x = 21,719,151.79
  5. Step 5: Solve for x
    x = 21,719,151.79/4,949.16
  6. Step 6: Final answer
    x = 4,388.45

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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.