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Finding the Fourth Proportional to 9,809.67, 13,537.67 and 5,560.68

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Solution

The fourth proportional to 9,809.67, 13,537.67 and 5,560.68 is: 7,673.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809.67 : 13,537.67 = 5,560.68 : x
  2. Step 2: Convert to fraction form
    9,809.67/13,537.67 = 5,560.68/x
  3. Step 3: Cross multiply
    9,809.67x = 13,537.67 × 5,560.68
  4. Step 4: Simplify right side
    9,809.67x = 75,278,650.82
  5. Step 5: Solve for x
    x = 75,278,650.82/9,809.67
  6. Step 6: Final answer
    x = 7,673.92

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1.5x scale

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.