Home / 5,117.69-7,031.80-4,067.93

Finding the Fourth Proportional to 5,117.69, 7,031.80 and 4,067.93

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Solution

The fourth proportional to 5,117.69, 7,031.80 and 4,067.93 is: 5,589.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.69 : 7,031.80 = 4,067.93 : x
  2. Step 2: Convert to fraction form
    5,117.69/7,031.80 = 4,067.93/x
  3. Step 3: Cross multiply
    5,117.69x = 7,031.80 × 4,067.93
  4. Step 4: Simplify right side
    5,117.69x = 28,604,824.85
  5. Step 5: Solve for x
    x = 28,604,824.85/5,117.69
  6. Step 6: Final answer
    x = 5,589.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.