Home / 8,960.42-13,443.50-3,697.90

Finding the Fourth Proportional to 8,960.42, 13,443.50 and 3,697.90

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Solution

The fourth proportional to 8,960.42, 13,443.50 and 3,697.90 is: 5,548.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.42 : 13,443.50 = 3,697.90 : x
  2. Step 2: Convert to fraction form
    8,960.42/13,443.50 = 3,697.90/x
  3. Step 3: Cross multiply
    8,960.42x = 13,443.50 × 3,697.90
  4. Step 4: Simplify right side
    8,960.42x = 49,712,718.65
  5. Step 5: Solve for x
    x = 49,712,718.65/8,960.42
  6. Step 6: Final answer
    x = 5,548.03

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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.