Home / 5,686.26-8,530.55-2,399.35

Finding the Fourth Proportional to 5,686.26, 8,530.55 and 2,399.35

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Solution

The fourth proportional to 5,686.26, 8,530.55 and 2,399.35 is: 3,599.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686.26 : 8,530.55 = 2,399.35 : x
  2. Step 2: Convert to fraction form
    5,686.26/8,530.55 = 2,399.35/x
  3. Step 3: Cross multiply
    5,686.26x = 8,530.55 × 2,399.35
  4. Step 4: Simplify right side
    5,686.26x = 20,467,775.14
  5. Step 5: Solve for x
    x = 20,467,775.14/5,686.26
  6. Step 6: Final answer
    x = 3,599.51

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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.