Home / 3,709.68-5,565.20-1,862.07

Finding the Fourth Proportional to 3,709.68, 5,565.20 and 1,862.07

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Solution

The fourth proportional to 3,709.68, 5,565.20 and 1,862.07 is: 2,793.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.68 : 5,565.20 = 1,862.07 : x
  2. Step 2: Convert to fraction form
    3,709.68/5,565.20 = 1,862.07/x
  3. Step 3: Cross multiply
    3,709.68x = 5,565.20 × 1,862.07
  4. Step 4: Simplify right side
    3,709.68x = 10,362,782.65
  5. Step 5: Solve for x
    x = 10,362,782.65/3,709.68
  6. Step 6: Final answer
    x = 2,793.44

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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.