Home / 5,465.82-7,542.55-2,981.34

Finding the Fourth Proportional to 5,465.82, 7,542.55 and 2,981.34

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Solution

The fourth proportional to 5,465.82, 7,542.55 and 2,981.34 is: 4,114.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465.82 : 7,542.55 = 2,981.34 : x
  2. Step 2: Convert to fraction form
    5,465.82/7,542.55 = 2,981.34/x
  3. Step 3: Cross multiply
    5,465.82x = 7,542.55 × 2,981.34
  4. Step 4: Simplify right side
    5,465.82x = 22,486,906.02
  5. Step 5: Solve for x
    x = 22,486,906.02/5,465.82
  6. Step 6: Final answer
    x = 4,114.10

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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.