Home / 3,580.28-4,941.86-2,518.38

Finding the Fourth Proportional to 3,580.28, 4,941.86 and 2,518.38

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Solution

The fourth proportional to 3,580.28, 4,941.86 and 2,518.38 is: 3,476.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.28 : 4,941.86 = 2,518.38 : x
  2. Step 2: Convert to fraction form
    3,580.28/4,941.86 = 2,518.38/x
  3. Step 3: Cross multiply
    3,580.28x = 4,941.86 × 2,518.38
  4. Step 4: Simplify right side
    3,580.28x = 12,445,481.39
  5. Step 5: Solve for x
    x = 12,445,481.39/3,580.28
  6. Step 6: Final answer
    x = 3,476.12

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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.