Home / 3,575.95-4,934.79-2,251.40

Finding the Fourth Proportional to 3,575.95, 4,934.79 and 2,251.40

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Solution

The fourth proportional to 3,575.95, 4,934.79 and 2,251.40 is: 3,106.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.95 : 4,934.79 = 2,251.40 : x
  2. Step 2: Convert to fraction form
    3,575.95/4,934.79 = 2,251.40/x
  3. Step 3: Cross multiply
    3,575.95x = 4,934.79 × 2,251.40
  4. Step 4: Simplify right side
    3,575.95x = 11,110,161.53
  5. Step 5: Solve for x
    x = 11,110,161.53/3,575.95
  6. Step 6: Final answer
    x = 3,106.91

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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.