Home / 2,351.76-3,545.32-2,193.24

Finding the Fourth Proportional to 2,351.76, 3,545.32 and 2,193.24

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Solution

The fourth proportional to 2,351.76, 3,545.32 and 2,193.24 is: 3,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.76 : 3,545.32 = 2,193.24 : x
  2. Step 2: Convert to fraction form
    2,351.76/3,545.32 = 2,193.24/x
  3. Step 3: Cross multiply
    2,351.76x = 3,545.32 × 2,193.24
  4. Step 4: Simplify right side
    2,351.76x = 7,775,737.64
  5. Step 5: Solve for x
    x = 7,775,737.64/2,351.76
  6. Step 6: Final answer
    x = 3,306.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.