Home / 2,625.75-3,937.35-1,237.92

Finding the Fourth Proportional to 2,625.75, 3,937.35 and 1,237.92

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Solution

The fourth proportional to 2,625.75, 3,937.35 and 1,237.92 is: 1,856.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.75 : 3,937.35 = 1,237.92 : x
  2. Step 2: Convert to fraction form
    2,625.75/3,937.35 = 1,237.92/x
  3. Step 3: Cross multiply
    2,625.75x = 3,937.35 × 1,237.92
  4. Step 4: Simplify right side
    2,625.75x = 4,874,124.31
  5. Step 5: Solve for x
    x = 4,874,124.31/2,625.75
  6. Step 6: Final answer
    x = 1,856.28

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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.