Home / 4,319.82-6,448.19-3,707.46

Finding the Fourth Proportional to 4,319.82, 6,448.19 and 3,707.46

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Solution

The fourth proportional to 4,319.82, 6,448.19 and 3,707.46 is: 5,534.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.82 : 6,448.19 = 3,707.46 : x
  2. Step 2: Convert to fraction form
    4,319.82/6,448.19 = 3,707.46/x
  3. Step 3: Cross multiply
    4,319.82x = 6,448.19 × 3,707.46
  4. Step 4: Simplify right side
    4,319.82x = 23,906,387.96
  5. Step 5: Solve for x
    x = 23,906,387.96/4,319.82
  6. Step 6: Final answer
    x = 5,534.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.