Home / 7,847.30-10,829.26-4,310.50

Finding the Fourth Proportional to 7,847.30, 10,829.26 and 4,310.50

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Solution

The fourth proportional to 7,847.30, 10,829.26 and 4,310.50 is: 5,948.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847.30 : 10,829.26 = 4,310.50 : x
  2. Step 2: Convert to fraction form
    7,847.30/10,829.26 = 4,310.50/x
  3. Step 3: Cross multiply
    7,847.30x = 10,829.26 × 4,310.50
  4. Step 4: Simplify right side
    7,847.30x = 46,679,525.23
  5. Step 5: Solve for x
    x = 46,679,525.23/7,847.30
  6. Step 6: Final answer
    x = 5,948.48

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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.