Home / 6,238.54-9,312.12-5,500.44

Finding the Fourth Proportional to 6,238.54, 9,312.12 and 5,500.44

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Solution

The fourth proportional to 6,238.54, 9,312.12 and 5,500.44 is: 8,210.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.54 : 9,312.12 = 5,500.44 : x
  2. Step 2: Convert to fraction form
    6,238.54/9,312.12 = 5,500.44/x
  3. Step 3: Cross multiply
    6,238.54x = 9,312.12 × 5,500.44
  4. Step 4: Simplify right side
    6,238.54x = 51,220,757.33
  5. Step 5: Solve for x
    x = 51,220,757.33/6,238.54
  6. Step 6: Final answer
    x = 8,210.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.