Home / 4,691.12-7,039.11-3,403.22

Finding the Fourth Proportional to 4,691.12, 7,039.11 and 3,403.22

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Solution

The fourth proportional to 4,691.12, 7,039.11 and 3,403.22 is: 5,106.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,691.12 : 7,039.11 = 3,403.22 : x
  2. Step 2: Convert to fraction form
    4,691.12/7,039.11 = 3,403.22/x
  3. Step 3: Cross multiply
    4,691.12x = 7,039.11 × 3,403.22
  4. Step 4: Simplify right side
    4,691.12x = 23,955,639.93
  5. Step 5: Solve for x
    x = 23,955,639.93/4,691.12
  6. Step 6: Final answer
    x = 5,106.59

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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.