Home / 7,052.02-9,731.80-3,908.14

Finding the Fourth Proportional to 7,052.02, 9,731.80 and 3,908.14

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Solution

The fourth proportional to 7,052.02, 9,731.80 and 3,908.14 is: 5,393.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052.02 : 9,731.80 = 3,908.14 : x
  2. Step 2: Convert to fraction form
    7,052.02/9,731.80 = 3,908.14/x
  3. Step 3: Cross multiply
    7,052.02x = 9,731.80 × 3,908.14
  4. Step 4: Simplify right side
    7,052.02x = 38,033,236.85
  5. Step 5: Solve for x
    x = 38,033,236.85/7,052.02
  6. Step 6: Final answer
    x = 5,393.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.