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Finding the Fourth Proportional to 4,837.22, 7,255.83 and 1,374.47

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Solution

The fourth proportional to 4,837.22, 7,255.83 and 1,374.47 is: 2,061.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,837.22 : 7,255.83 = 1,374.47 : x
  2. Step 2: Convert to fraction form
    4,837.22/7,255.83 = 1,374.47/x
  3. Step 3: Cross multiply
    4,837.22x = 7,255.83 × 1,374.47
  4. Step 4: Simplify right side
    4,837.22x = 9,972,909.01
  5. Step 5: Solve for x
    x = 9,972,909.01/4,837.22
  6. Step 6: Final answer
    x = 2,061.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.