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Finding the Fourth Proportional to 5,610.32, 7,737.69 and 4,936.67

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Solution

The fourth proportional to 5,610.32, 7,737.69 and 4,936.67 is: 6,808.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.32 : 7,737.69 = 4,936.67 : x
  2. Step 2: Convert to fraction form
    5,610.32/7,737.69 = 4,936.67/x
  3. Step 3: Cross multiply
    5,610.32x = 7,737.69 × 4,936.67
  4. Step 4: Simplify right side
    5,610.32x = 38,198,422.09
  5. Step 5: Solve for x
    x = 38,198,422.09/5,610.32
  6. Step 6: Final answer
    x = 6,808.60

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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.