Home / 8,901.81-12,284.46-4,923

Finding the Fourth Proportional to 8,901.81, 12,284.46 and 4,923

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Solution

The fourth proportional to 8,901.81, 12,284.46 and 4,923 is: 6,793.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.81 : 12,284.46 = 4,923 : x
  2. Step 2: Convert to fraction form
    8,901.81/12,284.46 = 4,923/x
  3. Step 3: Cross multiply
    8,901.81x = 12,284.46 × 4,923
  4. Step 4: Simplify right side
    8,901.81x = 60,476,396.58
  5. Step 5: Solve for x
    x = 60,476,396.58/8,901.81
  6. Step 6: Final answer
    x = 6,793.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.