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Finding the Fourth Proportional to 5,425.07, 7,486.60 and 2,941.07

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Solution

The fourth proportional to 5,425.07, 7,486.60 and 2,941.07 is: 4,058.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.07 : 7,486.60 = 2,941.07 : x
  2. Step 2: Convert to fraction form
    5,425.07/7,486.60 = 2,941.07/x
  3. Step 3: Cross multiply
    5,425.07x = 7,486.60 × 2,941.07
  4. Step 4: Simplify right side
    5,425.07x = 22,018,614.66
  5. Step 5: Solve for x
    x = 22,018,614.66/5,425.07
  6. Step 6: Final answer
    x = 4,058.68

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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.