Home / 8,716.83-12,024.21-5,357.26

Finding the Fourth Proportional to 8,716.83, 12,024.21 and 5,357.26

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Solution

The fourth proportional to 8,716.83, 12,024.21 and 5,357.26 is: 7,389.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.83 : 12,024.21 = 5,357.26 : x
  2. Step 2: Convert to fraction form
    8,716.83/12,024.21 = 5,357.26/x
  3. Step 3: Cross multiply
    8,716.83x = 12,024.21 × 5,357.26
  4. Step 4: Simplify right side
    8,716.83x = 64,416,819.26
  5. Step 5: Solve for x
    x = 64,416,819.26/8,716.83
  6. Step 6: Final answer
    x = 7,389.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.