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Finding the Fourth Proportional to 5,425.26, 7,486.86 and 2,941.26

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Solution

The fourth proportional to 5,425.26, 7,486.86 and 2,941.26 is: 4,058.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.26 : 7,486.86 = 2,941.26 : x
  2. Step 2: Convert to fraction form
    5,425.26/7,486.86 = 2,941.26/x
  3. Step 3: Cross multiply
    5,425.26x = 7,486.86 × 2,941.26
  4. Step 4: Simplify right side
    5,425.26x = 22,020,801.84
  5. Step 5: Solve for x
    x = 22,020,801.84/5,425.26
  6. Step 6: Final answer
    x = 4,058.94

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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.