Home / 6,235.38-8,604.59-3,717.43

Finding the Fourth Proportional to 6,235.38, 8,604.59 and 3,717.43

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Solution

The fourth proportional to 6,235.38, 8,604.59 and 3,717.43 is: 5,129.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235.38 : 8,604.59 = 3,717.43 : x
  2. Step 2: Convert to fraction form
    6,235.38/8,604.59 = 3,717.43/x
  3. Step 3: Cross multiply
    6,235.38x = 8,604.59 × 3,717.43
  4. Step 4: Simplify right side
    6,235.38x = 31,986,920.91
  5. Step 5: Solve for x
    x = 31,986,920.91/6,235.38
  6. Step 6: Final answer
    x = 5,129.91

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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.