Home / 5,157.15-7,730.38-2,032.92

Finding the Fourth Proportional to 5,157.15, 7,730.38 and 2,032.92

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Solution

The fourth proportional to 5,157.15, 7,730.38 and 2,032.92 is: 3,047.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157.15 : 7,730.38 = 2,032.92 : x
  2. Step 2: Convert to fraction form
    5,157.15/7,730.38 = 2,032.92/x
  3. Step 3: Cross multiply
    5,157.15x = 7,730.38 × 2,032.92
  4. Step 4: Simplify right side
    5,157.15x = 15,715,244.11
  5. Step 5: Solve for x
    x = 15,715,244.11/5,157.15
  6. Step 6: Final answer
    x = 3,047.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.