Home / 4,612.36-6,920.46-1,690.96

Finding the Fourth Proportional to 4,612.36, 6,920.46 and 1,690.96

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Solution

The fourth proportional to 4,612.36, 6,920.46 and 1,690.96 is: 2,537.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612.36 : 6,920.46 = 1,690.96 : x
  2. Step 2: Convert to fraction form
    4,612.36/6,920.46 = 1,690.96/x
  3. Step 3: Cross multiply
    4,612.36x = 6,920.46 × 1,690.96
  4. Step 4: Simplify right side
    4,612.36x = 11,702,221.04
  5. Step 5: Solve for x
    x = 11,702,221.04/4,612.36
  6. Step 6: Final answer
    x = 2,537.14

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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.