Home / 9,771.84-14,658.03-2,753.19

Finding the Fourth Proportional to 9,771.84, 14,658.03 and 2,753.19

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Solution

The fourth proportional to 9,771.84, 14,658.03 and 2,753.19 is: 4,129.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771.84 : 14,658.03 = 2,753.19 : x
  2. Step 2: Convert to fraction form
    9,771.84/14,658.03 = 2,753.19/x
  3. Step 3: Cross multiply
    9,771.84x = 14,658.03 × 2,753.19
  4. Step 4: Simplify right side
    9,771.84x = 40,356,341.62
  5. Step 5: Solve for x
    x = 40,356,341.62/9,771.84
  6. Step 6: Final answer
    x = 4,129.86

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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.