Home / 4,723.19-7,112.22-3,499.28

Finding the Fourth Proportional to 4,723.19, 7,112.22 and 3,499.28

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Solution

The fourth proportional to 4,723.19, 7,112.22 and 3,499.28 is: 5,269.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.19 : 7,112.22 = 3,499.28 : x
  2. Step 2: Convert to fraction form
    4,723.19/7,112.22 = 3,499.28/x
  3. Step 3: Cross multiply
    4,723.19x = 7,112.22 × 3,499.28
  4. Step 4: Simplify right side
    4,723.19x = 24,887,613.64
  5. Step 5: Solve for x
    x = 24,887,613.64/4,723.19
  6. Step 6: Final answer
    x = 5,269.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.