Home / 10,288.79-15,433.07-2,497.60

Finding the Fourth Proportional to 10,288.79, 15,433.07 and 2,497.60

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Solution

The fourth proportional to 10,288.79, 15,433.07 and 2,497.60 is: 3,746.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.79 : 15,433.07 = 2,497.60 : x
  2. Step 2: Convert to fraction form
    10,288.79/15,433.07 = 2,497.60/x
  3. Step 3: Cross multiply
    10,288.79x = 15,433.07 × 2,497.60
  4. Step 4: Simplify right side
    10,288.79x = 38,545,584.56
  5. Step 5: Solve for x
    x = 38,545,584.56/10,288.79
  6. Step 6: Final answer
    x = 3,746.37

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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.