Home / 5,731.98-7,910.18-3,741.36

Finding the Fourth Proportional to 5,731.98, 7,910.18 and 3,741.36

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Solution

The fourth proportional to 5,731.98, 7,910.18 and 3,741.36 is: 5,163.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.98 : 7,910.18 = 3,741.36 : x
  2. Step 2: Convert to fraction form
    5,731.98/7,910.18 = 3,741.36/x
  3. Step 3: Cross multiply
    5,731.98x = 7,910.18 × 3,741.36
  4. Step 4: Simplify right side
    5,731.98x = 29,594,812.34
  5. Step 5: Solve for x
    x = 29,594,812.34/5,731.98
  6. Step 6: Final answer
    x = 5,163.10

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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.