Home / 5,208.53-7,812.75-2,088.49

Finding the Fourth Proportional to 5,208.53, 7,812.75 and 2,088.49

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Solution

The fourth proportional to 5,208.53, 7,812.75 and 2,088.49 is: 3,132.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.53 : 7,812.75 = 2,088.49 : x
  2. Step 2: Convert to fraction form
    5,208.53/7,812.75 = 2,088.49/x
  3. Step 3: Cross multiply
    5,208.53x = 7,812.75 × 2,088.49
  4. Step 4: Simplify right side
    5,208.53x = 16,316,850.25
  5. Step 5: Solve for x
    x = 16,316,850.25/5,208.53
  6. Step 6: Final answer
    x = 3,132.72

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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.