Home / 5,903.98-8,147.37-3,251.23

Finding the Fourth Proportional to 5,903.98, 8,147.37 and 3,251.23

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Solution

The fourth proportional to 5,903.98, 8,147.37 and 3,251.23 is: 4,486.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.98 : 8,147.37 = 3,251.23 : x
  2. Step 2: Convert to fraction form
    5,903.98/8,147.37 = 3,251.23/x
  3. Step 3: Cross multiply
    5,903.98x = 8,147.37 × 3,251.23
  4. Step 4: Simplify right side
    5,903.98x = 26,488,973.77
  5. Step 5: Solve for x
    x = 26,488,973.77/5,903.98
  6. Step 6: Final answer
    x = 4,486.63

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Double scale
Find fourth proportional to 5,904.98, 8,148.75 and 3,252.23
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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.