Home / 2,625.16-3,932.96-2,187.08

Finding the Fourth Proportional to 2,625.16, 3,932.96 and 2,187.08

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Solution

The fourth proportional to 2,625.16, 3,932.96 and 2,187.08 is: 3,276.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.16 : 3,932.96 = 2,187.08 : x
  2. Step 2: Convert to fraction form
    2,625.16/3,932.96 = 2,187.08/x
  3. Step 3: Cross multiply
    2,625.16x = 3,932.96 × 2,187.08
  4. Step 4: Simplify right side
    2,625.16x = 8,601,671.24
  5. Step 5: Solve for x
    x = 8,601,671.24/2,625.16
  6. Step 6: Final answer
    x = 3,276.63

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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.