Home / 3,352.31-5,031.19-1,709.32

Finding the Fourth Proportional to 3,352.31, 5,031.19 and 1,709.32

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Solution

The fourth proportional to 3,352.31, 5,031.19 and 1,709.32 is: 2,565.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.31 : 5,031.19 = 1,709.32 : x
  2. Step 2: Convert to fraction form
    3,352.31/5,031.19 = 1,709.32/x
  3. Step 3: Cross multiply
    3,352.31x = 5,031.19 × 1,709.32
  4. Step 4: Simplify right side
    3,352.31x = 8,599,913.69
  5. Step 5: Solve for x
    x = 8,599,913.69/3,352.31
  6. Step 6: Final answer
    x = 2,565.37

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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.