Home / 3,704.34-5,557.80-2,318.70

Finding the Fourth Proportional to 3,704.34, 5,557.80 and 2,318.70

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Solution

The fourth proportional to 3,704.34, 5,557.80 and 2,318.70 is: 3,478.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,704.34 : 5,557.80 = 2,318.70 : x
  2. Step 2: Convert to fraction form
    3,704.34/5,557.80 = 2,318.70/x
  3. Step 3: Cross multiply
    3,704.34x = 5,557.80 × 2,318.70
  4. Step 4: Simplify right side
    3,704.34x = 12,886,870.86
  5. Step 5: Solve for x
    x = 12,886,870.86/3,704.34
  6. Step 6: Final answer
    x = 3,478.86

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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.