Home / 7,699.28-11,549.72-2,503.94

Finding the Fourth Proportional to 7,699.28, 11,549.72 and 2,503.94

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Solution

The fourth proportional to 7,699.28, 11,549.72 and 2,503.94 is: 3,756.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,699.28 : 11,549.72 = 2,503.94 : x
  2. Step 2: Convert to fraction form
    7,699.28/11,549.72 = 2,503.94/x
  3. Step 3: Cross multiply
    7,699.28x = 11,549.72 × 2,503.94
  4. Step 4: Simplify right side
    7,699.28x = 28,919,754.41
  5. Step 5: Solve for x
    x = 28,919,754.41/7,699.28
  6. Step 6: Final answer
    x = 3,756.17

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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.