Home / 7,357.91-11,036.75-2,972.25

Finding the Fourth Proportional to 7,357.91, 11,036.75 and 2,972.25

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Solution

The fourth proportional to 7,357.91, 11,036.75 and 2,972.25 is: 4,458.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,357.91 : 11,036.75 = 2,972.25 : x
  2. Step 2: Convert to fraction form
    7,357.91/11,036.75 = 2,972.25/x
  3. Step 3: Cross multiply
    7,357.91x = 11,036.75 × 2,972.25
  4. Step 4: Simplify right side
    7,357.91x = 32,803,965.33
  5. Step 5: Solve for x
    x = 32,803,965.33/7,357.91
  6. Step 6: Final answer
    x = 4,458.33

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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.