Home / 3,508.32-5,260.52-2,207

Finding the Fourth Proportional to 3,508.32, 5,260.52 and 2,207

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Solution

The fourth proportional to 3,508.32, 5,260.52 and 2,207 is: 3,309.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.32 : 5,260.52 = 2,207 : x
  2. Step 2: Convert to fraction form
    3,508.32/5,260.52 = 2,207/x
  3. Step 3: Cross multiply
    3,508.32x = 5,260.52 × 2,207
  4. Step 4: Simplify right side
    3,508.32x = 11,609,967.64
  5. Step 5: Solve for x
    x = 11,609,967.64/3,508.32
  6. Step 6: Final answer
    x = 3,309.27

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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.