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Finding the Fourth Proportional to 9,011.11, 12,436.11 and 5,033

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Solution

The fourth proportional to 9,011.11, 12,436.11 and 5,033 is: 6,945.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.11 : 12,436.11 = 5,033 : x
  2. Step 2: Convert to fraction form
    9,011.11/12,436.11 = 5,033/x
  3. Step 3: Cross multiply
    9,011.11x = 12,436.11 × 5,033
  4. Step 4: Simplify right side
    9,011.11x = 62,590,941.63
  5. Step 5: Solve for x
    x = 62,590,941.63/9,011.11
  6. Step 6: Final answer
    x = 6,945.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.