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Finding the Fourth Proportional to 5,253.64, 7,873.80 and 2,474.26

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Solution

The fourth proportional to 5,253.64, 7,873.80 and 2,474.26 is: 3,708.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.64 : 7,873.80 = 2,474.26 : x
  2. Step 2: Convert to fraction form
    5,253.64/7,873.80 = 2,474.26/x
  3. Step 3: Cross multiply
    5,253.64x = 7,873.80 × 2,474.26
  4. Step 4: Simplify right side
    5,253.64x = 19,481,828.39
  5. Step 5: Solve for x
    x = 19,481,828.39/5,253.64
  6. Step 6: Final answer
    x = 3,708.25

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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.