Home / 6,625.82-9,134.49-5,285.98

Finding the Fourth Proportional to 6,625.82, 9,134.49 and 5,285.98

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Solution

The fourth proportional to 6,625.82, 9,134.49 and 5,285.98 is: 7,287.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.82 : 9,134.49 = 5,285.98 : x
  2. Step 2: Convert to fraction form
    6,625.82/9,134.49 = 5,285.98/x
  3. Step 3: Cross multiply
    6,625.82x = 9,134.49 × 5,285.98
  4. Step 4: Simplify right side
    6,625.82x = 48,284,685.78
  5. Step 5: Solve for x
    x = 48,284,685.78/6,625.82
  6. Step 6: Final answer
    x = 7,287.35

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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.