Home / 2,342.87-3,233.09-1,294.91

Finding the Fourth Proportional to 2,342.87, 3,233.09 and 1,294.91

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Solution

The fourth proportional to 2,342.87, 3,233.09 and 1,294.91 is: 1,786.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.87 : 3,233.09 = 1,294.91 : x
  2. Step 2: Convert to fraction form
    2,342.87/3,233.09 = 1,294.91/x
  3. Step 3: Cross multiply
    2,342.87x = 3,233.09 × 1,294.91
  4. Step 4: Simplify right side
    2,342.87x = 4,186,537.93
  5. Step 5: Solve for x
    x = 4,186,537.93/2,342.87
  6. Step 6: Final answer
    x = 1,786.93

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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.