Home / 5,716.96-8,574.78-2,427.62

Finding the Fourth Proportional to 5,716.96, 8,574.78 and 2,427.62

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Solution

The fourth proportional to 5,716.96, 8,574.78 and 2,427.62 is: 3,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.96 : 8,574.78 = 2,427.62 : x
  2. Step 2: Convert to fraction form
    5,716.96/8,574.78 = 2,427.62/x
  3. Step 3: Cross multiply
    5,716.96x = 8,574.78 × 2,427.62
  4. Step 4: Simplify right side
    5,716.96x = 20,816,307.42
  5. Step 5: Solve for x
    x = 20,816,307.42/5,716.96
  6. Step 6: Final answer
    x = 3,641.15

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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.