Home / 4,079.53-5,632.09-2,686.33

Finding the Fourth Proportional to 4,079.53, 5,632.09 and 2,686.33

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Solution

The fourth proportional to 4,079.53, 5,632.09 and 2,686.33 is: 3,708.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.53 : 5,632.09 = 2,686.33 : x
  2. Step 2: Convert to fraction form
    4,079.53/5,632.09 = 2,686.33/x
  3. Step 3: Cross multiply
    4,079.53x = 5,632.09 × 2,686.33
  4. Step 4: Simplify right side
    4,079.53x = 15,129,652.33
  5. Step 5: Solve for x
    x = 15,129,652.33/4,079.53
  6. Step 6: Final answer
    x = 3,708.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.