Home / 7,168.90-10,758.88-3,614.65

Finding the Fourth Proportional to 7,168.90, 10,758.88 and 3,614.65

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Solution

The fourth proportional to 7,168.90, 10,758.88 and 3,614.65 is: 5,424.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168.90 : 10,758.88 = 3,614.65 : x
  2. Step 2: Convert to fraction form
    7,168.90/10,758.88 = 3,614.65/x
  3. Step 3: Cross multiply
    7,168.90x = 10,758.88 × 3,614.65
  4. Step 4: Simplify right side
    7,168.90x = 38,889,590.00
  5. Step 5: Solve for x
    x = 38,889,590.00/7,168.90
  6. Step 6: Final answer
    x = 5,424.76

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1.5x scale

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.