Home / 5,309.36-7,327.16-2,951.72

Finding the Fourth Proportional to 5,309.36, 7,327.16 and 2,951.72

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Solution

The fourth proportional to 5,309.36, 7,327.16 and 2,951.72 is: 4,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,309.36 : 7,327.16 = 2,951.72 : x
  2. Step 2: Convert to fraction form
    5,309.36/7,327.16 = 2,951.72/x
  3. Step 3: Cross multiply
    5,309.36x = 7,327.16 × 2,951.72
  4. Step 4: Simplify right side
    5,309.36x = 21,627,724.72
  5. Step 5: Solve for x
    x = 21,627,724.72/5,309.36
  6. Step 6: Final answer
    x = 4,073.51

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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.