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Finding the Fourth Proportional to 9,374.10, 14,061.30 and 2,448.60

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Solution

The fourth proportional to 9,374.10, 14,061.30 and 2,448.60 is: 3,672.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,374.10 : 14,061.30 = 2,448.60 : x
  2. Step 2: Convert to fraction form
    9,374.10/14,061.30 = 2,448.60/x
  3. Step 3: Cross multiply
    9,374.10x = 14,061.30 × 2,448.60
  4. Step 4: Simplify right side
    9,374.10x = 34,430,499.18
  5. Step 5: Solve for x
    x = 34,430,499.18/9,374.10
  6. Step 6: Final answer
    x = 3,672.94

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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.