Home / 6,550.02-9,040.68-4,426.20

Finding the Fourth Proportional to 6,550.02, 9,040.68 and 4,426.20

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Solution

The fourth proportional to 6,550.02, 9,040.68 and 4,426.20 is: 6,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,550.02 : 9,040.68 = 4,426.20 : x
  2. Step 2: Convert to fraction form
    6,550.02/9,040.68 = 4,426.20/x
  3. Step 3: Cross multiply
    6,550.02x = 9,040.68 × 4,426.20
  4. Step 4: Simplify right side
    6,550.02x = 40,015,857.82
  5. Step 5: Solve for x
    x = 40,015,857.82/6,550.02
  6. Step 6: Final answer
    x = 6,109.27

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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.