Home / 3,531.23-5,297.51-1,776.61

Finding the Fourth Proportional to 3,531.23, 5,297.51 and 1,776.61

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Solution

The fourth proportional to 3,531.23, 5,297.51 and 1,776.61 is: 2,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.23 : 5,297.51 = 1,776.61 : x
  2. Step 2: Convert to fraction form
    3,531.23/5,297.51 = 1,776.61/x
  3. Step 3: Cross multiply
    3,531.23x = 5,297.51 × 1,776.61
  4. Step 4: Simplify right side
    3,531.23x = 9,411,582.75
  5. Step 5: Solve for x
    x = 9,411,582.75/3,531.23
  6. Step 6: Final answer
    x = 2,665.25

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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.