Home / 2,393.15-3,305.22-2,276.51

Finding the Fourth Proportional to 2,393.15, 3,305.22 and 2,276.51

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Solution

The fourth proportional to 2,393.15, 3,305.22 and 2,276.51 is: 3,144.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.15 : 3,305.22 = 2,276.51 : x
  2. Step 2: Convert to fraction form
    2,393.15/3,305.22 = 2,276.51/x
  3. Step 3: Cross multiply
    2,393.15x = 3,305.22 × 2,276.51
  4. Step 4: Simplify right side
    2,393.15x = 7,524,366.38
  5. Step 5: Solve for x
    x = 7,524,366.38/2,393.15
  6. Step 6: Final answer
    x = 3,144.13

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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.