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Finding the Fourth Proportional to 3,566.94, 4,919.47 and 2,726.31

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Solution

The fourth proportional to 3,566.94, 4,919.47 and 2,726.31 is: 3,760.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,566.94 : 4,919.47 = 2,726.31 : x
  2. Step 2: Convert to fraction form
    3,566.94/4,919.47 = 2,726.31/x
  3. Step 3: Cross multiply
    3,566.94x = 4,919.47 × 2,726.31
  4. Step 4: Simplify right side
    3,566.94x = 13,411,984.22
  5. Step 5: Solve for x
    x = 13,411,984.22/3,566.94
  6. Step 6: Final answer
    x = 3,760.09

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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.