Home / 7,803.90-11,693.52-2,866.73

Finding the Fourth Proportional to 7,803.90, 11,693.52 and 2,866.73

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Solution

The fourth proportional to 7,803.90, 11,693.52 and 2,866.73 is: 4,295.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,803.90 : 11,693.52 = 2,866.73 : x
  2. Step 2: Convert to fraction form
    7,803.90/11,693.52 = 2,866.73/x
  3. Step 3: Cross multiply
    7,803.90x = 11,693.52 × 2,866.73
  4. Step 4: Simplify right side
    7,803.90x = 33,522,106.12
  5. Step 5: Solve for x
    x = 33,522,106.12/7,803.90
  6. Step 6: Final answer
    x = 4,295.56

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1.5x scale

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.