Home / 7,847.26-10,829.10-4,310.56

Finding the Fourth Proportional to 7,847.26, 10,829.10 and 4,310.56

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Solution

The fourth proportional to 7,847.26, 10,829.10 and 4,310.56 is: 5,948.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847.26 : 10,829.10 = 4,310.56 : x
  2. Step 2: Convert to fraction form
    7,847.26/10,829.10 = 4,310.56/x
  3. Step 3: Cross multiply
    7,847.26x = 10,829.10 × 4,310.56
  4. Step 4: Simplify right side
    7,847.26x = 46,679,485.30
  5. Step 5: Solve for x
    x = 46,679,485.30/7,847.26
  6. Step 6: Final answer
    x = 5,948.51

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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.