Home / 9,770.28-14,656.32-3,923.70

Finding the Fourth Proportional to 9,770.28, 14,656.32 and 3,923.70

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Solution

The fourth proportional to 9,770.28, 14,656.32 and 3,923.70 is: 5,885.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,770.28 : 14,656.32 = 3,923.70 : x
  2. Step 2: Convert to fraction form
    9,770.28/14,656.32 = 3,923.70/x
  3. Step 3: Cross multiply
    9,770.28x = 14,656.32 × 3,923.70
  4. Step 4: Simplify right side
    9,770.28x = 57,507,002.78
  5. Step 5: Solve for x
    x = 57,507,002.78/9,770.28
  6. Step 6: Final answer
    x = 5,885.91

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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.