Home / 8,496-12,721.14-4,792.68

Finding the Fourth Proportional to 8,496, 12,721.14 and 4,792.68

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Solution

The fourth proportional to 8,496, 12,721.14 and 4,792.68 is: 7,176.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,496 : 12,721.14 = 4,792.68 : x
  2. Step 2: Convert to fraction form
    8,496/12,721.14 = 4,792.68/x
  3. Step 3: Cross multiply
    8,496x = 12,721.14 × 4,792.68
  4. Step 4: Simplify right side
    8,496x = 60,968,353.26
  5. Step 5: Solve for x
    x = 60,968,353.26/8,496
  6. Step 6: Final answer
    x = 7,176.12

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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.