Home / 10,440.75-15,659.61-3,043.23

Finding the Fourth Proportional to 10,440.75, 15,659.61 and 3,043.23

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Solution

The fourth proportional to 10,440.75, 15,659.61 and 3,043.23 is: 4,564.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440.75 : 15,659.61 = 3,043.23 : x
  2. Step 2: Convert to fraction form
    10,440.75/15,659.61 = 3,043.23/x
  3. Step 3: Cross multiply
    10,440.75x = 15,659.61 × 3,043.23
  4. Step 4: Simplify right side
    10,440.75x = 47,655,736.22
  5. Step 5: Solve for x
    x = 47,655,736.22/10,440.75
  6. Step 6: Final answer
    x = 4,564.40

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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.