Home / 6,712.24-9,263.48-3,728.20

Finding the Fourth Proportional to 6,712.24, 9,263.48 and 3,728.20

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Solution

The fourth proportional to 6,712.24, 9,263.48 and 3,728.20 is: 5,145.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.24 : 9,263.48 = 3,728.20 : x
  2. Step 2: Convert to fraction form
    6,712.24/9,263.48 = 3,728.20/x
  3. Step 3: Cross multiply
    6,712.24x = 9,263.48 × 3,728.20
  4. Step 4: Simplify right side
    6,712.24x = 34,536,106.14
  5. Step 5: Solve for x
    x = 34,536,106.14/6,712.24
  6. Step 6: Final answer
    x = 5,145.24

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