Home / 8,949.77-13,424.91-4,270.27

Finding the Fourth Proportional to 8,949.77, 13,424.91 and 4,270.27

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Solution

The fourth proportional to 8,949.77, 13,424.91 and 4,270.27 is: 6,405.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.77 : 13,424.91 = 4,270.27 : x
  2. Step 2: Convert to fraction form
    8,949.77/13,424.91 = 4,270.27/x
  3. Step 3: Cross multiply
    8,949.77x = 13,424.91 × 4,270.27
  4. Step 4: Simplify right side
    8,949.77x = 57,328,002.05
  5. Step 5: Solve for x
    x = 57,328,002.05/8,949.77
  6. Step 6: Final answer
    x = 6,405.53

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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.