Home / 2,521.91-3,784.84-1,747.35

Finding the Fourth Proportional to 2,521.91, 3,784.84 and 1,747.35

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Solution

The fourth proportional to 2,521.91, 3,784.84 and 1,747.35 is: 2,622.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.91 : 3,784.84 = 1,747.35 : x
  2. Step 2: Convert to fraction form
    2,521.91/3,784.84 = 1,747.35/x
  3. Step 3: Cross multiply
    2,521.91x = 3,784.84 × 1,747.35
  4. Step 4: Simplify right side
    2,521.91x = 6,613,435.81
  5. Step 5: Solve for x
    x = 6,613,435.81/2,521.91
  6. Step 6: Final answer
    x = 2,622.39

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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.