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Finding the Fourth Proportional to 5,069.73, 7,601.13 and 1,782.39

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Solution

The fourth proportional to 5,069.73, 7,601.13 and 1,782.39 is: 2,672.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.73 : 7,601.13 = 1,782.39 : x
  2. Step 2: Convert to fraction form
    5,069.73/7,601.13 = 1,782.39/x
  3. Step 3: Cross multiply
    5,069.73x = 7,601.13 × 1,782.39
  4. Step 4: Simplify right side
    5,069.73x = 13,548,178.10
  5. Step 5: Solve for x
    x = 13,548,178.10/5,069.73
  6. Step 6: Final answer
    x = 2,672.37

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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.