Home / 9,872.48-14,795.36-4,945.66

Finding the Fourth Proportional to 9,872.48, 14,795.36 and 4,945.66

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Solution

The fourth proportional to 9,872.48, 14,795.36 and 4,945.66 is: 7,411.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,872.48 : 14,795.36 = 4,945.66 : x
  2. Step 2: Convert to fraction form
    9,872.48/14,795.36 = 4,945.66/x
  3. Step 3: Cross multiply
    9,872.48x = 14,795.36 × 4,945.66
  4. Step 4: Simplify right side
    9,872.48x = 73,172,776.97
  5. Step 5: Solve for x
    x = 73,172,776.97/9,872.48
  6. Step 6: Final answer
    x = 7,411.79

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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.