Home / 5,716.72-8,575.59-1,556.75

Finding the Fourth Proportional to 5,716.72, 8,575.59 and 1,556.75

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Solution

The fourth proportional to 5,716.72, 8,575.59 and 1,556.75 is: 2,335.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.72 : 8,575.59 = 1,556.75 : x
  2. Step 2: Convert to fraction form
    5,716.72/8,575.59 = 1,556.75/x
  3. Step 3: Cross multiply
    5,716.72x = 8,575.59 × 1,556.75
  4. Step 4: Simplify right side
    5,716.72x = 13,350,006.85
  5. Step 5: Solve for x
    x = 13,350,006.85/5,716.72
  6. Step 6: Final answer
    x = 2,335.26

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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.