Home / 9,455.72-14,177-4,187.87

Finding the Fourth Proportional to 9,455.72, 14,177 and 4,187.87

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Solution

The fourth proportional to 9,455.72, 14,177 and 4,187.87 is: 6,278.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.72 : 14,177 = 4,187.87 : x
  2. Step 2: Convert to fraction form
    9,455.72/14,177 = 4,187.87/x
  3. Step 3: Cross multiply
    9,455.72x = 14,177 × 4,187.87
  4. Step 4: Simplify right side
    9,455.72x = 59,371,432.99
  5. Step 5: Solve for x
    x = 59,371,432.99/9,455.72
  6. Step 6: Final answer
    x = 6,278.89

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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.