Home / 3,003.30-4,503.15-1,545.30

Finding the Fourth Proportional to 3,003.30, 4,503.15 and 1,545.30

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Solution

The fourth proportional to 3,003.30, 4,503.15 and 1,545.30 is: 2,317.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.30 : 4,503.15 = 1,545.30 : x
  2. Step 2: Convert to fraction form
    3,003.30/4,503.15 = 1,545.30/x
  3. Step 3: Cross multiply
    3,003.30x = 4,503.15 × 1,545.30
  4. Step 4: Simplify right side
    3,003.30x = 6,958,717.70
  5. Step 5: Solve for x
    x = 6,958,717.70/3,003.30
  6. Step 6: Final answer
    x = 2,317.02

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1.5x scale

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.