Home / 10,584.14-15,877.60-3,919.72

Finding the Fourth Proportional to 10,584.14, 15,877.60 and 3,919.72

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Solution

The fourth proportional to 10,584.14, 15,877.60 and 3,919.72 is: 5,880.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,584.14 : 15,877.60 = 3,919.72 : x
  2. Step 2: Convert to fraction form
    10,584.14/15,877.60 = 3,919.72/x
  3. Step 3: Cross multiply
    10,584.14x = 15,877.60 × 3,919.72
  4. Step 4: Simplify right side
    10,584.14x = 62,235,746.27
  5. Step 5: Solve for x
    x = 62,235,746.27/10,584.14
  6. Step 6: Final answer
    x = 5,880.09

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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.