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Finding the Fourth Proportional to 9,580.87, 14,371.37 and 3,340.87

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Solution

The fourth proportional to 9,580.87, 14,371.37 and 3,340.87 is: 5,011.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,580.87 : 14,371.37 = 3,340.87 : x
  2. Step 2: Convert to fraction form
    9,580.87/14,371.37 = 3,340.87/x
  3. Step 3: Cross multiply
    9,580.87x = 14,371.37 × 3,340.87
  4. Step 4: Simplify right side
    9,580.87x = 48,012,851.32
  5. Step 5: Solve for x
    x = 48,012,851.32/9,580.87
  6. Step 6: Final answer
    x = 5,011.33

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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.