Home / 3,622.48-4,995.96-2,958.18

Finding the Fourth Proportional to 3,622.48, 4,995.96 and 2,958.18

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Solution

The fourth proportional to 3,622.48, 4,995.96 and 2,958.18 is: 4,079.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.48 : 4,995.96 = 2,958.18 : x
  2. Step 2: Convert to fraction form
    3,622.48/4,995.96 = 2,958.18/x
  3. Step 3: Cross multiply
    3,622.48x = 4,995.96 × 2,958.18
  4. Step 4: Simplify right side
    3,622.48x = 14,778,948.95
  5. Step 5: Solve for x
    x = 14,778,948.95/3,622.48
  6. Step 6: Final answer
    x = 4,079.79

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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.