Home / 3,320.42-4,984.09-1,472.83

Finding the Fourth Proportional to 3,320.42, 4,984.09 and 1,472.83

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Solution

The fourth proportional to 3,320.42, 4,984.09 and 1,472.83 is: 2,210.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.42 : 4,984.09 = 1,472.83 : x
  2. Step 2: Convert to fraction form
    3,320.42/4,984.09 = 1,472.83/x
  3. Step 3: Cross multiply
    3,320.42x = 4,984.09 × 1,472.83
  4. Step 4: Simplify right side
    3,320.42x = 7,340,701.13
  5. Step 5: Solve for x
    x = 7,340,701.13/3,320.42
  6. Step 6: Final answer
    x = 2,210.78

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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.