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Finding the Fourth Proportional to 2,393.64, 3,567.82 and 2,276.66

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Solution

The fourth proportional to 2,393.64, 3,567.82 and 2,276.66 is: 3,393.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.64 : 3,567.82 = 2,276.66 : x
  2. Step 2: Convert to fraction form
    2,393.64/3,567.82 = 2,276.66/x
  3. Step 3: Cross multiply
    2,393.64x = 3,567.82 × 2,276.66
  4. Step 4: Simplify right side
    2,393.64x = 8,122,713.08
  5. Step 5: Solve for x
    x = 8,122,713.08/2,393.64
  6. Step 6: Final answer
    x = 3,393.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.