Home / 2,031.44-3,048.36-1,057.88

Finding the Fourth Proportional to 2,031.44, 3,048.36 and 1,057.88

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Solution

The fourth proportional to 2,031.44, 3,048.36 and 1,057.88 is: 1,587.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.44 : 3,048.36 = 1,057.88 : x
  2. Step 2: Convert to fraction form
    2,031.44/3,048.36 = 1,057.88/x
  3. Step 3: Cross multiply
    2,031.44x = 3,048.36 × 1,057.88
  4. Step 4: Simplify right side
    2,031.44x = 3,224,799.08
  5. Step 5: Solve for x
    x = 3,224,799.08/2,031.44
  6. Step 6: Final answer
    x = 1,587.44

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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.