Home / 5,031.20-6,946.44-3,850.16

Finding the Fourth Proportional to 5,031.20, 6,946.44 and 3,850.16

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Solution

The fourth proportional to 5,031.20, 6,946.44 and 3,850.16 is: 5,315.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.20 : 6,946.44 = 3,850.16 : x
  2. Step 2: Convert to fraction form
    5,031.20/6,946.44 = 3,850.16/x
  3. Step 3: Cross multiply
    5,031.20x = 6,946.44 × 3,850.16
  4. Step 4: Simplify right side
    5,031.20x = 26,744,905.43
  5. Step 5: Solve for x
    x = 26,744,905.43/5,031.20
  6. Step 6: Final answer
    x = 5,315.81

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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.