Home / 3,550.40-5,325.61-3,545.28

Finding the Fourth Proportional to 3,550.40, 5,325.61 and 3,545.28

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Solution

The fourth proportional to 3,550.40, 5,325.61 and 3,545.28 is: 5,317.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.40 : 5,325.61 = 3,545.28 : x
  2. Step 2: Convert to fraction form
    3,550.40/5,325.61 = 3,545.28/x
  3. Step 3: Cross multiply
    3,550.40x = 5,325.61 × 3,545.28
  4. Step 4: Simplify right side
    3,550.40x = 18,880,734.27
  5. Step 5: Solve for x
    x = 18,880,734.27/3,550.40
  6. Step 6: Final answer
    x = 5,317.92

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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.