Home / 8,556.70-11,808.15-5,019.23

Finding the Fourth Proportional to 8,556.70, 11,808.15 and 5,019.23

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Solution

The fourth proportional to 8,556.70, 11,808.15 and 5,019.23 is: 6,926.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556.70 : 11,808.15 = 5,019.23 : x
  2. Step 2: Convert to fraction form
    8,556.70/11,808.15 = 5,019.23/x
  3. Step 3: Cross multiply
    8,556.70x = 11,808.15 × 5,019.23
  4. Step 4: Simplify right side
    8,556.70x = 59,267,820.72
  5. Step 5: Solve for x
    x = 59,267,820.72/8,556.70
  6. Step 6: Final answer
    x = 6,926.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.