Home / 5,550-8,327.18-2,630.76

Finding the Fourth Proportional to 5,550, 8,327.18 and 2,630.76

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Solution

The fourth proportional to 5,550, 8,327.18 and 2,630.76 is: 3,947.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550 : 8,327.18 = 2,630.76 : x
  2. Step 2: Convert to fraction form
    5,550/8,327.18 = 2,630.76/x
  3. Step 3: Cross multiply
    5,550x = 8,327.18 × 2,630.76
  4. Step 4: Simplify right side
    5,550x = 21,906,812.06
  5. Step 5: Solve for x
    x = 21,906,812.06/5,550
  6. Step 6: Final answer
    x = 3,947.17

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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.