Home / 3,585.68-5,380.06-1,855.52

Finding the Fourth Proportional to 3,585.68, 5,380.06 and 1,855.52

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Solution

The fourth proportional to 3,585.68, 5,380.06 and 1,855.52 is: 2,784.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.68 : 5,380.06 = 1,855.52 : x
  2. Step 2: Convert to fraction form
    3,585.68/5,380.06 = 1,855.52/x
  3. Step 3: Cross multiply
    3,585.68x = 5,380.06 × 1,855.52
  4. Step 4: Simplify right side
    3,585.68x = 9,982,808.93
  5. Step 5: Solve for x
    x = 9,982,808.93/3,585.68
  6. Step 6: Final answer
    x = 2,784.08

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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.