Home / 3,275.88-4,925.16-2,631.12

Finding the Fourth Proportional to 3,275.88, 4,925.16 and 2,631.12

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Solution

The fourth proportional to 3,275.88, 4,925.16 and 2,631.12 is: 3,955.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.88 : 4,925.16 = 2,631.12 : x
  2. Step 2: Convert to fraction form
    3,275.88/4,925.16 = 2,631.12/x
  3. Step 3: Cross multiply
    3,275.88x = 4,925.16 × 2,631.12
  4. Step 4: Simplify right side
    3,275.88x = 12,958,686.98
  5. Step 5: Solve for x
    x = 12,958,686.98/3,275.88
  6. Step 6: Final answer
    x = 3,955.79

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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.