Home / 8,917.29-13,388.13-5,746.14

Finding the Fourth Proportional to 8,917.29, 13,388.13 and 5,746.14

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Solution

The fourth proportional to 8,917.29, 13,388.13 and 5,746.14 is: 8,627.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917.29 : 13,388.13 = 5,746.14 : x
  2. Step 2: Convert to fraction form
    8,917.29/13,388.13 = 5,746.14/x
  3. Step 3: Cross multiply
    8,917.29x = 13,388.13 × 5,746.14
  4. Step 4: Simplify right side
    8,917.29x = 76,930,069.32
  5. Step 5: Solve for x
    x = 76,930,069.32/8,917.29
  6. Step 6: Final answer
    x = 8,627.07

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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.