Home / 3,591.06-4,955.22-2,078.88

Finding the Fourth Proportional to 3,591.06, 4,955.22 and 2,078.88

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Solution

The fourth proportional to 3,591.06, 4,955.22 and 2,078.88 is: 2,868.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.06 : 4,955.22 = 2,078.88 : x
  2. Step 2: Convert to fraction form
    3,591.06/4,955.22 = 2,078.88/x
  3. Step 3: Cross multiply
    3,591.06x = 4,955.22 × 2,078.88
  4. Step 4: Simplify right side
    3,591.06x = 10,301,307.75
  5. Step 5: Solve for x
    x = 10,301,307.75/3,591.06
  6. Step 6: Final answer
    x = 2,868.60

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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.