Home / 5,521-7,618.98-3,037

Finding the Fourth Proportional to 5,521, 7,618.98 and 3,037

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Solution

The fourth proportional to 5,521, 7,618.98 and 3,037 is: 4,191.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521 : 7,618.98 = 3,037 : x
  2. Step 2: Convert to fraction form
    5,521/7,618.98 = 3,037/x
  3. Step 3: Cross multiply
    5,521x = 7,618.98 × 3,037
  4. Step 4: Simplify right side
    5,521x = 23,138,842.26
  5. Step 5: Solve for x
    x = 23,138,842.26/5,521
  6. Step 6: Final answer
    x = 4,191.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.