Home / 7,338.08-11,008.24-2,144.40

Finding the Fourth Proportional to 7,338.08, 11,008.24 and 2,144.40

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Solution

The fourth proportional to 7,338.08, 11,008.24 and 2,144.40 is: 3,216.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.08 : 11,008.24 = 2,144.40 : x
  2. Step 2: Convert to fraction form
    7,338.08/11,008.24 = 2,144.40/x
  3. Step 3: Cross multiply
    7,338.08x = 11,008.24 × 2,144.40
  4. Step 4: Simplify right side
    7,338.08x = 23,606,069.86
  5. Step 5: Solve for x
    x = 23,606,069.86/7,338.08
  6. Step 6: Final answer
    x = 3,216.93

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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.