Home / 3,931.25-5,895.95-1,738.77

Finding the Fourth Proportional to 3,931.25, 5,895.95 and 1,738.77

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Solution

The fourth proportional to 3,931.25, 5,895.95 and 1,738.77 is: 2,607.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931.25 : 5,895.95 = 1,738.77 : x
  2. Step 2: Convert to fraction form
    3,931.25/5,895.95 = 1,738.77/x
  3. Step 3: Cross multiply
    3,931.25x = 5,895.95 × 1,738.77
  4. Step 4: Simplify right side
    3,931.25x = 10,251,692.29
  5. Step 5: Solve for x
    x = 10,251,692.29/3,931.25
  6. Step 6: Final answer
    x = 2,607.75

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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.