Home / 5,636.08-8,452.38-2,126.59

Finding the Fourth Proportional to 5,636.08, 8,452.38 and 2,126.59

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Solution

The fourth proportional to 5,636.08, 8,452.38 and 2,126.59 is: 3,189.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636.08 : 8,452.38 = 2,126.59 : x
  2. Step 2: Convert to fraction form
    5,636.08/8,452.38 = 2,126.59/x
  3. Step 3: Cross multiply
    5,636.08x = 8,452.38 × 2,126.59
  4. Step 4: Simplify right side
    5,636.08x = 17,974,746.78
  5. Step 5: Solve for x
    x = 17,974,746.78/5,636.08
  6. Step 6: Final answer
    x = 3,189.23

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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.