Home / 4,019.85-6,031.51-1,556.41

Finding the Fourth Proportional to 4,019.85, 6,031.51 and 1,556.41

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Solution

The fourth proportional to 4,019.85, 6,031.51 and 1,556.41 is: 2,335.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.85 : 6,031.51 = 1,556.41 : x
  2. Step 2: Convert to fraction form
    4,019.85/6,031.51 = 1,556.41/x
  3. Step 3: Cross multiply
    4,019.85x = 6,031.51 × 1,556.41
  4. Step 4: Simplify right side
    4,019.85x = 9,387,502.48
  5. Step 5: Solve for x
    x = 9,387,502.48/4,019.85
  6. Step 6: Final answer
    x = 2,335.29

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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.