Home / 3,309.68-4,566.55-1,874.08

Finding the Fourth Proportional to 3,309.68, 4,566.55 and 1,874.08

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Solution

The fourth proportional to 3,309.68, 4,566.55 and 1,874.08 is: 2,585.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.68 : 4,566.55 = 1,874.08 : x
  2. Step 2: Convert to fraction form
    3,309.68/4,566.55 = 1,874.08/x
  3. Step 3: Cross multiply
    3,309.68x = 4,566.55 × 1,874.08
  4. Step 4: Simplify right side
    3,309.68x = 8,558,061.43
  5. Step 5: Solve for x
    x = 8,558,061.43/3,309.68
  6. Step 6: Final answer
    x = 2,585.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.