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Finding the Fourth Proportional to 8,840.52, 13,266.36 and 4,947.48

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Solution

The fourth proportional to 8,840.52, 13,266.36 and 4,947.48 is: 7,424.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.52 : 13,266.36 = 4,947.48 : x
  2. Step 2: Convert to fraction form
    8,840.52/13,266.36 = 4,947.48/x
  3. Step 3: Cross multiply
    8,840.52x = 13,266.36 × 4,947.48
  4. Step 4: Simplify right side
    8,840.52x = 65,635,050.77
  5. Step 5: Solve for x
    x = 65,635,050.77/8,840.52
  6. Step 6: Final answer
    x = 7,424.34

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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.