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Finding the Fourth Proportional to 5,064.56, 6,993.24 and 3,489.92

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Solution

The fourth proportional to 5,064.56, 6,993.24 and 3,489.92 is: 4,818.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064.56 : 6,993.24 = 3,489.92 : x
  2. Step 2: Convert to fraction form
    5,064.56/6,993.24 = 3,489.92/x
  3. Step 3: Cross multiply
    5,064.56x = 6,993.24 × 3,489.92
  4. Step 4: Simplify right side
    5,064.56x = 24,405,848.14
  5. Step 5: Solve for x
    x = 24,405,848.14/5,064.56
  6. Step 6: Final answer
    x = 4,818.95

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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.