Home / 3,320.13-4,582.10-1,903.92

Finding the Fourth Proportional to 3,320.13, 4,582.10 and 1,903.92

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Solution

The fourth proportional to 3,320.13, 4,582.10 and 1,903.92 is: 2,627.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.13 : 4,582.10 = 1,903.92 : x
  2. Step 2: Convert to fraction form
    3,320.13/4,582.10 = 1,903.92/x
  3. Step 3: Cross multiply
    3,320.13x = 4,582.10 × 1,903.92
  4. Step 4: Simplify right side
    3,320.13x = 8,723,951.83
  5. Step 5: Solve for x
    x = 8,723,951.83/3,320.13
  6. Step 6: Final answer
    x = 2,627.59

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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.