Home / 5,112.26-7,050.22-3,317.86

Finding the Fourth Proportional to 5,112.26, 7,050.22 and 3,317.86

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Solution

The fourth proportional to 5,112.26, 7,050.22 and 3,317.86 is: 4,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112.26 : 7,050.22 = 3,317.86 : x
  2. Step 2: Convert to fraction form
    5,112.26/7,050.22 = 3,317.86/x
  3. Step 3: Cross multiply
    5,112.26x = 7,050.22 × 3,317.86
  4. Step 4: Simplify right side
    5,112.26x = 23,391,642.93
  5. Step 5: Solve for x
    x = 23,391,642.93/5,112.26
  6. Step 6: Final answer
    x = 4,575.60

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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.