Home / 5,589.96-7,704.63-3,818.49

Finding the Fourth Proportional to 5,589.96, 7,704.63 and 3,818.49

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Solution

The fourth proportional to 5,589.96, 7,704.63 and 3,818.49 is: 5,263.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.96 : 7,704.63 = 3,818.49 : x
  2. Step 2: Convert to fraction form
    5,589.96/7,704.63 = 3,818.49/x
  3. Step 3: Cross multiply
    5,589.96x = 7,704.63 × 3,818.49
  4. Step 4: Simplify right side
    5,589.96x = 29,420,052.61
  5. Step 5: Solve for x
    x = 29,420,052.61/5,589.96
  6. Step 6: Final answer
    x = 5,263.02

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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.