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Finding the Fourth Proportional to 7,113.84, 10,670.88 and 2,496.96

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Solution

The fourth proportional to 7,113.84, 10,670.88 and 2,496.96 is: 3,745.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113.84 : 10,670.88 = 2,496.96 : x
  2. Step 2: Convert to fraction form
    7,113.84/10,670.88 = 2,496.96/x
  3. Step 3: Cross multiply
    7,113.84x = 10,670.88 × 2,496.96
  4. Step 4: Simplify right side
    7,113.84x = 26,644,760.52
  5. Step 5: Solve for x
    x = 26,644,760.52/7,113.84
  6. Step 6: Final answer
    x = 3,745.48

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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.