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Finding the Fourth Proportional to 9,227.99, 13,844.01 and 2,988.63

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Solution

The fourth proportional to 9,227.99, 13,844.01 and 2,988.63 is: 4,483.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,227.99 : 13,844.01 = 2,988.63 : x
  2. Step 2: Convert to fraction form
    9,227.99/13,844.01 = 2,988.63/x
  3. Step 3: Cross multiply
    9,227.99x = 13,844.01 × 2,988.63
  4. Step 4: Simplify right side
    9,227.99x = 41,374,634.81
  5. Step 5: Solve for x
    x = 41,374,634.81/9,227.99
  6. Step 6: Final answer
    x = 4,483.60

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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.