Home / 3,251.34-4,486.95-2,551.50

Finding the Fourth Proportional to 3,251.34, 4,486.95 and 2,551.50

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Solution

The fourth proportional to 3,251.34, 4,486.95 and 2,551.50 is: 3,521.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.34 : 4,486.95 = 2,551.50 : x
  2. Step 2: Convert to fraction form
    3,251.34/4,486.95 = 2,551.50/x
  3. Step 3: Cross multiply
    3,251.34x = 4,486.95 × 2,551.50
  4. Step 4: Simplify right side
    3,251.34x = 11,448,452.93
  5. Step 5: Solve for x
    x = 11,448,452.93/3,251.34
  6. Step 6: Final answer
    x = 3,521.15

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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.