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Finding the Fourth Proportional to 7,334.70, 10,995.36 and 2,949.17

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Solution

The fourth proportional to 7,334.70, 10,995.36 and 2,949.17 is: 4,421.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334.70 : 10,995.36 = 2,949.17 : x
  2. Step 2: Convert to fraction form
    7,334.70/10,995.36 = 2,949.17/x
  3. Step 3: Cross multiply
    7,334.70x = 10,995.36 × 2,949.17
  4. Step 4: Simplify right side
    7,334.70x = 32,427,130.87
  5. Step 5: Solve for x
    x = 32,427,130.87/7,334.70
  6. Step 6: Final answer
    x = 4,421.06

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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.