Home / 6,201.39-8,557.89-3,368.79

Finding the Fourth Proportional to 6,201.39, 8,557.89 and 3,368.79

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Solution

The fourth proportional to 6,201.39, 8,557.89 and 3,368.79 is: 4,648.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,201.39 : 8,557.89 = 3,368.79 : x
  2. Step 2: Convert to fraction form
    6,201.39/8,557.89 = 3,368.79/x
  3. Step 3: Cross multiply
    6,201.39x = 8,557.89 × 3,368.79
  4. Step 4: Simplify right side
    6,201.39x = 28,829,721.62
  5. Step 5: Solve for x
    x = 28,829,721.62/6,201.39
  6. Step 6: Final answer
    x = 4,648.91

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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.