Home / 8,400.87-11,593.68-4,816.42

Finding the Fourth Proportional to 8,400.87, 11,593.68 and 4,816.42

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Solution

The fourth proportional to 8,400.87, 11,593.68 and 4,816.42 is: 6,646.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400.87 : 11,593.68 = 4,816.42 : x
  2. Step 2: Convert to fraction form
    8,400.87/11,593.68 = 4,816.42/x
  3. Step 3: Cross multiply
    8,400.87x = 11,593.68 × 4,816.42
  4. Step 4: Simplify right side
    8,400.87x = 55,840,032.23
  5. Step 5: Solve for x
    x = 55,840,032.23/8,400.87
  6. Step 6: Final answer
    x = 6,646.93

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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.