Home / 3,477.48-5,217.42-1,531.08

Finding the Fourth Proportional to 3,477.48, 5,217.42 and 1,531.08

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Solution

The fourth proportional to 3,477.48, 5,217.42 and 1,531.08 is: 2,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.48 : 5,217.42 = 1,531.08 : x
  2. Step 2: Convert to fraction form
    3,477.48/5,217.42 = 1,531.08/x
  3. Step 3: Cross multiply
    3,477.48x = 5,217.42 × 1,531.08
  4. Step 4: Simplify right side
    3,477.48x = 7,988,287.41
  5. Step 5: Solve for x
    x = 7,988,287.41/3,477.48
  6. Step 6: Final answer
    x = 2,297.15

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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.