Home / 3,275.48-4,913.20-2,290.22

Finding the Fourth Proportional to 3,275.48, 4,913.20 and 2,290.22

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Solution

The fourth proportional to 3,275.48, 4,913.20 and 2,290.22 is: 3,435.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.48 : 4,913.20 = 2,290.22 : x
  2. Step 2: Convert to fraction form
    3,275.48/4,913.20 = 2,290.22/x
  3. Step 3: Cross multiply
    3,275.48x = 4,913.20 × 2,290.22
  4. Step 4: Simplify right side
    3,275.48x = 11,252,308.90
  5. Step 5: Solve for x
    x = 11,252,308.90/3,275.48
  6. Step 6: Final answer
    x = 3,435.32

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.