Home / 4,173.80-6,269.76-2,531.12

Finding the Fourth Proportional to 4,173.80, 6,269.76 and 2,531.12

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Solution

The fourth proportional to 4,173.80, 6,269.76 and 2,531.12 is: 3,802.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.80 : 6,269.76 = 2,531.12 : x
  2. Step 2: Convert to fraction form
    4,173.80/6,269.76 = 2,531.12/x
  3. Step 3: Cross multiply
    4,173.80x = 6,269.76 × 2,531.12
  4. Step 4: Simplify right side
    4,173.80x = 15,869,514.93
  5. Step 5: Solve for x
    x = 15,869,514.93/4,173.80
  6. Step 6: Final answer
    x = 3,802.17

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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.