Home / 3,031.79-4,186.22-2,367.50

Finding the Fourth Proportional to 3,031.79, 4,186.22 and 2,367.50

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Solution

The fourth proportional to 3,031.79, 4,186.22 and 2,367.50 is: 3,268.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.79 : 4,186.22 = 2,367.50 : x
  2. Step 2: Convert to fraction form
    3,031.79/4,186.22 = 2,367.50/x
  3. Step 3: Cross multiply
    3,031.79x = 4,186.22 × 2,367.50
  4. Step 4: Simplify right side
    3,031.79x = 9,910,843.08
  5. Step 5: Solve for x
    x = 9,910,843.08/3,031.79
  6. Step 6: Final answer
    x = 3,268.98

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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.