Home / 6,762.65-10,149.20-4,422.02

Finding the Fourth Proportional to 6,762.65, 10,149.20 and 4,422.02

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Solution

The fourth proportional to 6,762.65, 10,149.20 and 4,422.02 is: 6,636.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,762.65 : 10,149.20 = 4,422.02 : x
  2. Step 2: Convert to fraction form
    6,762.65/10,149.20 = 4,422.02/x
  3. Step 3: Cross multiply
    6,762.65x = 10,149.20 × 4,422.02
  4. Step 4: Simplify right side
    6,762.65x = 44,879,965.38
  5. Step 5: Solve for x
    x = 44,879,965.38/6,762.65
  6. Step 6: Final answer
    x = 6,636.45

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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.