Home / 5,873.09-8,792.36-3,920.45

Finding the Fourth Proportional to 5,873.09, 8,792.36 and 3,920.45

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Solution

The fourth proportional to 5,873.09, 8,792.36 and 3,920.45 is: 5,869.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.09 : 8,792.36 = 3,920.45 : x
  2. Step 2: Convert to fraction form
    5,873.09/8,792.36 = 3,920.45/x
  3. Step 3: Cross multiply
    5,873.09x = 8,792.36 × 3,920.45
  4. Step 4: Simplify right side
    5,873.09x = 34,469,988.16
  5. Step 5: Solve for x
    x = 34,469,988.16/5,873.09
  6. Step 6: Final answer
    x = 5,869.14

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1.5x scale

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.