Home / 7,330.12-10,991.06-3,167.53

Finding the Fourth Proportional to 7,330.12, 10,991.06 and 3,167.53

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Solution

The fourth proportional to 7,330.12, 10,991.06 and 3,167.53 is: 4,749.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.12 : 10,991.06 = 3,167.53 : x
  2. Step 2: Convert to fraction form
    7,330.12/10,991.06 = 3,167.53/x
  3. Step 3: Cross multiply
    7,330.12x = 10,991.06 × 3,167.53
  4. Step 4: Simplify right side
    7,330.12x = 34,814,512.28
  5. Step 5: Solve for x
    x = 34,814,512.28/7,330.12
  6. Step 6: Final answer
    x = 4,749.51

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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.