Home / 2,715.62-3,748.66-1,833.98

Finding the Fourth Proportional to 2,715.62, 3,748.66 and 1,833.98

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Solution

The fourth proportional to 2,715.62, 3,748.66 and 1,833.98 is: 2,531.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715.62 : 3,748.66 = 1,833.98 : x
  2. Step 2: Convert to fraction form
    2,715.62/3,748.66 = 1,833.98/x
  3. Step 3: Cross multiply
    2,715.62x = 3,748.66 × 1,833.98
  4. Step 4: Simplify right side
    2,715.62x = 6,874,967.47
  5. Step 5: Solve for x
    x = 6,874,967.47/2,715.62
  6. Step 6: Final answer
    x = 2,531.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.