Home / 5,712.04-8,568.57-2,379.58

Finding the Fourth Proportional to 5,712.04, 8,568.57 and 2,379.58

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Solution

The fourth proportional to 5,712.04, 8,568.57 and 2,379.58 is: 3,569.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.04 : 8,568.57 = 2,379.58 : x
  2. Step 2: Convert to fraction form
    5,712.04/8,568.57 = 2,379.58/x
  3. Step 3: Cross multiply
    5,712.04x = 8,568.57 × 2,379.58
  4. Step 4: Simplify right side
    5,712.04x = 20,389,597.80
  5. Step 5: Solve for x
    x = 20,389,597.80/5,712.04
  6. Step 6: Final answer
    x = 3,569.58

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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.