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Finding the Fourth Proportional to 9,374.34, 14,083.36 and 5,481.48

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Solution

The fourth proportional to 9,374.34, 14,083.36 and 5,481.48 is: 8,235.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,374.34 : 14,083.36 = 5,481.48 : x
  2. Step 2: Convert to fraction form
    9,374.34/14,083.36 = 5,481.48/x
  3. Step 3: Cross multiply
    9,374.34x = 14,083.36 × 5,481.48
  4. Step 4: Simplify right side
    9,374.34x = 77,197,656.17
  5. Step 5: Solve for x
    x = 77,197,656.17/9,374.34
  6. Step 6: Final answer
    x = 8,235.00

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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.