Home / 7,729.02-11,590.56-2,797.38

Finding the Fourth Proportional to 7,729.02, 11,590.56 and 2,797.38

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Solution

The fourth proportional to 7,729.02, 11,590.56 and 2,797.38 is: 4,195.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.02 : 11,590.56 = 2,797.38 : x
  2. Step 2: Convert to fraction form
    7,729.02/11,590.56 = 2,797.38/x
  3. Step 3: Cross multiply
    7,729.02x = 11,590.56 × 2,797.38
  4. Step 4: Simplify right side
    7,729.02x = 32,423,200.73
  5. Step 5: Solve for x
    x = 32,423,200.73/7,729.02
  6. Step 6: Final answer
    x = 4,195.00

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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.