Home / 7,729.25-11,598.73-3,782.93

Finding the Fourth Proportional to 7,729.25, 11,598.73 and 3,782.93

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Solution

The fourth proportional to 7,729.25, 11,598.73 and 3,782.93 is: 5,676.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.25 : 11,598.73 = 3,782.93 : x
  2. Step 2: Convert to fraction form
    7,729.25/11,598.73 = 3,782.93/x
  3. Step 3: Cross multiply
    7,729.25x = 11,598.73 × 3,782.93
  4. Step 4: Simplify right side
    7,729.25x = 43,877,116.23
  5. Step 5: Solve for x
    x = 43,877,116.23/7,729.25
  6. Step 6: Final answer
    x = 5,676.77

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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.