Home / 5,708.68-8,557.26-2,379.40

Finding the Fourth Proportional to 5,708.68, 8,557.26 and 2,379.40

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Solution

The fourth proportional to 5,708.68, 8,557.26 and 2,379.40 is: 3,566.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,708.68 : 8,557.26 = 2,379.40 : x
  2. Step 2: Convert to fraction form
    5,708.68/8,557.26 = 2,379.40/x
  3. Step 3: Cross multiply
    5,708.68x = 8,557.26 × 2,379.40
  4. Step 4: Simplify right side
    5,708.68x = 20,361,144.44
  5. Step 5: Solve for x
    x = 20,361,144.44/5,708.68
  6. Step 6: Final answer
    x = 3,566.70

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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.