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Finding the Fourth Proportional to 4,405.88, 6,080.65 and 2,542.88

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Solution

The fourth proportional to 4,405.88, 6,080.65 and 2,542.88 is: 3,509.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.88 : 6,080.65 = 2,542.88 : x
  2. Step 2: Convert to fraction form
    4,405.88/6,080.65 = 2,542.88/x
  3. Step 3: Cross multiply
    4,405.88x = 6,080.65 × 2,542.88
  4. Step 4: Simplify right side
    4,405.88x = 15,462,326.51
  5. Step 5: Solve for x
    x = 15,462,326.51/4,405.88
  6. Step 6: Final answer
    x = 3,509.48

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1.5x scale

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.