Home / 5,195.19-7,795.09-2,729.45

Finding the Fourth Proportional to 5,195.19, 7,795.09 and 2,729.45

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Solution

The fourth proportional to 5,195.19, 7,795.09 and 2,729.45 is: 4,095.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.19 : 7,795.09 = 2,729.45 : x
  2. Step 2: Convert to fraction form
    5,195.19/7,795.09 = 2,729.45/x
  3. Step 3: Cross multiply
    5,195.19x = 7,795.09 × 2,729.45
  4. Step 4: Simplify right side
    5,195.19x = 21,276,272.10
  5. Step 5: Solve for x
    x = 21,276,272.10/5,195.19
  6. Step 6: Final answer
    x = 4,095.38

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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.