Home / 3,723.95-5,587.13-1,874.11

Finding the Fourth Proportional to 3,723.95, 5,587.13 and 1,874.11

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Solution

The fourth proportional to 3,723.95, 5,587.13 and 1,874.11 is: 2,811.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.95 : 5,587.13 = 1,874.11 : x
  2. Step 2: Convert to fraction form
    3,723.95/5,587.13 = 1,874.11/x
  3. Step 3: Cross multiply
    3,723.95x = 5,587.13 × 1,874.11
  4. Step 4: Simplify right side
    3,723.95x = 10,470,886.92
  5. Step 5: Solve for x
    x = 10,470,886.92/3,723.95
  6. Step 6: Final answer
    x = 2,811.77

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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.