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Finding the Fourth Proportional to 2,774.03, 4,159.95 and 1,018.51

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Solution

The fourth proportional to 2,774.03, 4,159.95 and 1,018.51 is: 1,527.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.03 : 4,159.95 = 1,018.51 : x
  2. Step 2: Convert to fraction form
    2,774.03/4,159.95 = 1,018.51/x
  3. Step 3: Cross multiply
    2,774.03x = 4,159.95 × 1,018.51
  4. Step 4: Simplify right side
    2,774.03x = 4,236,940.27
  5. Step 5: Solve for x
    x = 4,236,940.27/2,774.03
  6. Step 6: Final answer
    x = 1,527.36

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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.