Home / 10,622.01-15,938.38-7,521.94

Finding the Fourth Proportional to 10,622.01, 15,938.38 and 7,521.94

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Solution

The fourth proportional to 10,622.01, 15,938.38 and 7,521.94 is: 11,286.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,622.01 : 15,938.38 = 7,521.94 : x
  2. Step 2: Convert to fraction form
    10,622.01/15,938.38 = 7,521.94/x
  3. Step 3: Cross multiply
    10,622.01x = 15,938.38 × 7,521.94
  4. Step 4: Simplify right side
    10,622.01x = 119,887,538.06
  5. Step 5: Solve for x
    x = 119,887,538.06/10,622.01
  6. Step 6: Final answer
    x = 11,286.71

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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.