Home / 4,545.09-6,821.67-2,355.30

Finding the Fourth Proportional to 4,545.09, 6,821.67 and 2,355.30

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Solution

The fourth proportional to 4,545.09, 6,821.67 and 2,355.30 is: 3,535.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.09 : 6,821.67 = 2,355.30 : x
  2. Step 2: Convert to fraction form
    4,545.09/6,821.67 = 2,355.30/x
  3. Step 3: Cross multiply
    4,545.09x = 6,821.67 × 2,355.30
  4. Step 4: Simplify right side
    4,545.09x = 16,067,079.35
  5. Step 5: Solve for x
    x = 16,067,079.35/4,545.09
  6. Step 6: Final answer
    x = 3,535.04

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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.