Home / 2,501.84-3,750.76-1,251.60

Finding the Fourth Proportional to 2,501.84, 3,750.76 and 1,251.60

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Solution

The fourth proportional to 2,501.84, 3,750.76 and 1,251.60 is: 1,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.84 : 3,750.76 = 1,251.60 : x
  2. Step 2: Convert to fraction form
    2,501.84/3,750.76 = 1,251.60/x
  3. Step 3: Cross multiply
    2,501.84x = 3,750.76 × 1,251.60
  4. Step 4: Simplify right side
    2,501.84x = 4,694,452.77
  5. Step 5: Solve for x
    x = 4,694,452.77/2,501.84
  6. Step 6: Final answer
    x = 1,876.40

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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.