Home / 10,556.33-15,834.69-4,711.77

Finding the Fourth Proportional to 10,556.33, 15,834.69 and 4,711.77

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Solution

The fourth proportional to 10,556.33, 15,834.69 and 4,711.77 is: 7,067.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556.33 : 15,834.69 = 4,711.77 : x
  2. Step 2: Convert to fraction form
    10,556.33/15,834.69 = 4,711.77/x
  3. Step 3: Cross multiply
    10,556.33x = 15,834.69 × 4,711.77
  4. Step 4: Simplify right side
    10,556.33x = 74,609,417.30
  5. Step 5: Solve for x
    x = 74,609,417.30/10,556.33
  6. Step 6: Final answer
    x = 7,067.75

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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.