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Finding the Fourth Proportional to 2,703.04, 4,054.56 and 1,404.88

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Solution

The fourth proportional to 2,703.04, 4,054.56 and 1,404.88 is: 2,107.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703.04 : 4,054.56 = 1,404.88 : x
  2. Step 2: Convert to fraction form
    2,703.04/4,054.56 = 1,404.88/x
  3. Step 3: Cross multiply
    2,703.04x = 4,054.56 × 1,404.88
  4. Step 4: Simplify right side
    2,703.04x = 5,696,170.25
  5. Step 5: Solve for x
    x = 5,696,170.25/2,703.04
  6. Step 6: Final answer
    x = 2,107.32

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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.