Home / 3,582.32-5,377.53-1,942.88

Finding the Fourth Proportional to 3,582.32, 5,377.53 and 1,942.88

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Solution

The fourth proportional to 3,582.32, 5,377.53 and 1,942.88 is: 2,916.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.32 : 5,377.53 = 1,942.88 : x
  2. Step 2: Convert to fraction form
    3,582.32/5,377.53 = 1,942.88/x
  3. Step 3: Cross multiply
    3,582.32x = 5,377.53 × 1,942.88
  4. Step 4: Simplify right side
    3,582.32x = 10,447,895.49
  5. Step 5: Solve for x
    x = 10,447,895.49/3,582.32
  6. Step 6: Final answer
    x = 2,916.52

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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.