Home / 7,761.83-11,634.65-3,598.41

Finding the Fourth Proportional to 7,761.83, 11,634.65 and 3,598.41

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Solution

The fourth proportional to 7,761.83, 11,634.65 and 3,598.41 is: 5,393.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,761.83 : 11,634.65 = 3,598.41 : x
  2. Step 2: Convert to fraction form
    7,761.83/11,634.65 = 3,598.41/x
  3. Step 3: Cross multiply
    7,761.83x = 11,634.65 × 3,598.41
  4. Step 4: Simplify right side
    7,761.83x = 41,866,234.83
  5. Step 5: Solve for x
    x = 41,866,234.83/7,761.83
  6. Step 6: Final answer
    x = 5,393.86

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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.