Home / 4,031.29-6,039.78-3,440.30

Finding the Fourth Proportional to 4,031.29, 6,039.78 and 3,440.30

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Solution

The fourth proportional to 4,031.29, 6,039.78 and 3,440.30 is: 5,154.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,031.29 : 6,039.78 = 3,440.30 : x
  2. Step 2: Convert to fraction form
    4,031.29/6,039.78 = 3,440.30/x
  3. Step 3: Cross multiply
    4,031.29x = 6,039.78 × 3,440.30
  4. Step 4: Simplify right side
    4,031.29x = 20,778,607.73
  5. Step 5: Solve for x
    x = 20,778,607.73/4,031.29
  6. Step 6: Final answer
    x = 5,154.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.