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Finding the Fourth Proportional to 9,253, 13,878.48 and 2,327.50

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Solution

The fourth proportional to 9,253, 13,878.48 and 2,327.50 is: 3,490.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253 : 13,878.48 = 2,327.50 : x
  2. Step 2: Convert to fraction form
    9,253/13,878.48 = 2,327.50/x
  3. Step 3: Cross multiply
    9,253x = 13,878.48 × 2,327.50
  4. Step 4: Simplify right side
    9,253x = 32,302,162.20
  5. Step 5: Solve for x
    x = 32,302,162.20/9,253
  6. Step 6: Final answer
    x = 3,490.99

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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.