Home / 6,237.46-8,603.92-3,717.89

Finding the Fourth Proportional to 6,237.46, 8,603.92 and 3,717.89

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Solution

The fourth proportional to 6,237.46, 8,603.92 and 3,717.89 is: 5,128.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237.46 : 8,603.92 = 3,717.89 : x
  2. Step 2: Convert to fraction form
    6,237.46/8,603.92 = 3,717.89/x
  3. Step 3: Cross multiply
    6,237.46x = 8,603.92 × 3,717.89
  4. Step 4: Simplify right side
    6,237.46x = 31,988,409.54
  5. Step 5: Solve for x
    x = 31,988,409.54/6,237.46
  6. Step 6: Final answer
    x = 5,128.44

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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.