Home / 3,175.65-4,764.60-1,943.93

Finding the Fourth Proportional to 3,175.65, 4,764.60 and 1,943.93

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Solution

The fourth proportional to 3,175.65, 4,764.60 and 1,943.93 is: 2,916.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.65 : 4,764.60 = 1,943.93 : x
  2. Step 2: Convert to fraction form
    3,175.65/4,764.60 = 1,943.93/x
  3. Step 3: Cross multiply
    3,175.65x = 4,764.60 × 1,943.93
  4. Step 4: Simplify right side
    3,175.65x = 9,262,060.79
  5. Step 5: Solve for x
    x = 9,262,060.79/3,175.65
  6. Step 6: Final answer
    x = 2,916.59

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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.