Home / 5,905.19-8,148.65-3,251.93

Finding the Fourth Proportional to 5,905.19, 8,148.65 and 3,251.93

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Solution

The fourth proportional to 5,905.19, 8,148.65 and 3,251.93 is: 4,487.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.19 : 8,148.65 = 3,251.93 : x
  2. Step 2: Convert to fraction form
    5,905.19/8,148.65 = 3,251.93/x
  3. Step 3: Cross multiply
    5,905.19x = 8,148.65 × 3,251.93
  4. Step 4: Simplify right side
    5,905.19x = 26,498,843.51
  5. Step 5: Solve for x
    x = 26,498,843.51/5,905.19
  6. Step 6: Final answer
    x = 4,487.39

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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.