Home / 7,829.26-10,805.30-4,472.56

Finding the Fourth Proportional to 7,829.26, 10,805.30 and 4,472.56

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Solution

The fourth proportional to 7,829.26, 10,805.30 and 4,472.56 is: 6,172.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.26 : 10,805.30 = 4,472.56 : x
  2. Step 2: Convert to fraction form
    7,829.26/10,805.30 = 4,472.56/x
  3. Step 3: Cross multiply
    7,829.26x = 10,805.30 × 4,472.56
  4. Step 4: Simplify right side
    7,829.26x = 48,327,352.57
  5. Step 5: Solve for x
    x = 48,327,352.57/7,829.26
  6. Step 6: Final answer
    x = 6,172.66

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1.5x scale

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.