Home / 3,545.15-5,313.98-1,202.92

Finding the Fourth Proportional to 3,545.15, 5,313.98 and 1,202.92

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Solution

The fourth proportional to 3,545.15, 5,313.98 and 1,202.92 is: 1,803.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.15 : 5,313.98 = 1,202.92 : x
  2. Step 2: Convert to fraction form
    3,545.15/5,313.98 = 1,202.92/x
  3. Step 3: Cross multiply
    3,545.15x = 5,313.98 × 1,202.92
  4. Step 4: Simplify right side
    3,545.15x = 6,392,282.54
  5. Step 5: Solve for x
    x = 6,392,282.54/3,545.15
  6. Step 6: Final answer
    x = 1,803.11

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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.