Home / 8,501.36-12,759.78-4,344.23

Finding the Fourth Proportional to 8,501.36, 12,759.78 and 4,344.23

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Solution

The fourth proportional to 8,501.36, 12,759.78 and 4,344.23 is: 6,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501.36 : 12,759.78 = 4,344.23 : x
  2. Step 2: Convert to fraction form
    8,501.36/12,759.78 = 4,344.23/x
  3. Step 3: Cross multiply
    8,501.36x = 12,759.78 × 4,344.23
  4. Step 4: Simplify right side
    8,501.36x = 55,431,419.07
  5. Step 5: Solve for x
    x = 55,431,419.07/8,501.36
  6. Step 6: Final answer
    x = 6,520.30

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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.