Home / 7,338.88-11,008.32-3,237.76

Finding the Fourth Proportional to 7,338.88, 11,008.32 and 3,237.76

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Solution

The fourth proportional to 7,338.88, 11,008.32 and 3,237.76 is: 4,856.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.88 : 11,008.32 = 3,237.76 : x
  2. Step 2: Convert to fraction form
    7,338.88/11,008.32 = 3,237.76/x
  3. Step 3: Cross multiply
    7,338.88x = 11,008.32 × 3,237.76
  4. Step 4: Simplify right side
    7,338.88x = 35,642,298.16
  5. Step 5: Solve for x
    x = 35,642,298.16/7,338.88
  6. Step 6: Final answer
    x = 4,856.64

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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.