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Finding the Fourth Proportional to 5,157.03, 7,734.93 and 2,235.57

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Solution

The fourth proportional to 5,157.03, 7,734.93 and 2,235.57 is: 3,353.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157.03 : 7,734.93 = 2,235.57 : x
  2. Step 2: Convert to fraction form
    5,157.03/7,734.93 = 2,235.57/x
  3. Step 3: Cross multiply
    5,157.03x = 7,734.93 × 2,235.57
  4. Step 4: Simplify right side
    5,157.03x = 17,291,977.46
  5. Step 5: Solve for x
    x = 17,291,977.46/5,157.03
  6. Step 6: Final answer
    x = 3,353.09

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1.5x scale

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.