Home / 3,175.16-4,762.38-2,008.76

Finding the Fourth Proportional to 3,175.16, 4,762.38 and 2,008.76

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Solution

The fourth proportional to 3,175.16, 4,762.38 and 2,008.76 is: 3,012.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.16 : 4,762.38 = 2,008.76 : x
  2. Step 2: Convert to fraction form
    3,175.16/4,762.38 = 2,008.76/x
  3. Step 3: Cross multiply
    3,175.16x = 4,762.38 × 2,008.76
  4. Step 4: Simplify right side
    3,175.16x = 9,566,478.45
  5. Step 5: Solve for x
    x = 9,566,478.45/3,175.16
  6. Step 6: Final answer
    x = 3,012.91

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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.