Home / 9,809.96-13,537.44-5,333.72

Finding the Fourth Proportional to 9,809.96, 13,537.44 and 5,333.72

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Solution

The fourth proportional to 9,809.96, 13,537.44 and 5,333.72 is: 7,360.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809.96 : 13,537.44 = 5,333.72 : x
  2. Step 2: Convert to fraction form
    9,809.96/13,537.44 = 5,333.72/x
  3. Step 3: Cross multiply
    9,809.96x = 13,537.44 × 5,333.72
  4. Step 4: Simplify right side
    9,809.96x = 72,204,846.79
  5. Step 5: Solve for x
    x = 72,204,846.79/9,809.96
  6. Step 6: Final answer
    x = 7,360.36

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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.