Home / 7,345.44-11,019.14-2,151.24

Finding the Fourth Proportional to 7,345.44, 11,019.14 and 2,151.24

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Solution

The fourth proportional to 7,345.44, 11,019.14 and 2,151.24 is: 3,227.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.44 : 11,019.14 = 2,151.24 : x
  2. Step 2: Convert to fraction form
    7,345.44/11,019.14 = 2,151.24/x
  3. Step 3: Cross multiply
    7,345.44x = 11,019.14 × 2,151.24
  4. Step 4: Simplify right side
    7,345.44x = 23,704,814.73
  5. Step 5: Solve for x
    x = 23,704,814.73/7,345.44
  6. Step 6: Final answer
    x = 3,227.15

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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.