Home / 3,031.83-4,184.96-2,086.83

Finding the Fourth Proportional to 3,031.83, 4,184.96 and 2,086.83

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Solution

The fourth proportional to 3,031.83, 4,184.96 and 2,086.83 is: 2,880.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.83 : 4,184.96 = 2,086.83 : x
  2. Step 2: Convert to fraction form
    3,031.83/4,184.96 = 2,086.83/x
  3. Step 3: Cross multiply
    3,031.83x = 4,184.96 × 2,086.83
  4. Step 4: Simplify right side
    3,031.83x = 8,733,289.64
  5. Step 5: Solve for x
    x = 8,733,289.64/3,031.83
  6. Step 6: Final answer
    x = 2,880.53

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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.