Home / 2,715.93-3,748.07-1,536.98

Finding the Fourth Proportional to 2,715.93, 3,748.07 and 1,536.98

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Solution

The fourth proportional to 2,715.93, 3,748.07 and 1,536.98 is: 2,121.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715.93 : 3,748.07 = 1,536.98 : x
  2. Step 2: Convert to fraction form
    2,715.93/3,748.07 = 1,536.98/x
  3. Step 3: Cross multiply
    2,715.93x = 3,748.07 × 1,536.98
  4. Step 4: Simplify right side
    2,715.93x = 5,760,693.73
  5. Step 5: Solve for x
    x = 5,760,693.73/2,715.93
  6. Step 6: Final answer
    x = 2,121.08

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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.