Home / 7,847.94-10,829.75-4,310.48

Finding the Fourth Proportional to 7,847.94, 10,829.75 and 4,310.48

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Solution

The fourth proportional to 7,847.94, 10,829.75 and 4,310.48 is: 5,948.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847.94 : 10,829.75 = 4,310.48 : x
  2. Step 2: Convert to fraction form
    7,847.94/10,829.75 = 4,310.48/x
  3. Step 3: Cross multiply
    7,847.94x = 10,829.75 × 4,310.48
  4. Step 4: Simplify right side
    7,847.94x = 46,681,377.41
  5. Step 5: Solve for x
    x = 46,681,377.41/7,847.94
  6. Step 6: Final answer
    x = 5,948.23

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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.