Home / 5,311.24-7,332.54-3,545.44

Finding the Fourth Proportional to 5,311.24, 7,332.54 and 3,545.44

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Solution

The fourth proportional to 5,311.24, 7,332.54 and 3,545.44 is: 4,894.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.24 : 7,332.54 = 3,545.44 : x
  2. Step 2: Convert to fraction form
    5,311.24/7,332.54 = 3,545.44/x
  3. Step 3: Cross multiply
    5,311.24x = 7,332.54 × 3,545.44
  4. Step 4: Simplify right side
    5,311.24x = 25,997,080.62
  5. Step 5: Solve for x
    x = 25,997,080.62/5,311.24
  6. Step 6: Final answer
    x = 4,894.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.