Home / 6,416.82-9,629.28-2,521.14

Finding the Fourth Proportional to 6,416.82, 9,629.28 and 2,521.14

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Solution

The fourth proportional to 6,416.82, 9,629.28 and 2,521.14 is: 3,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416.82 : 9,629.28 = 2,521.14 : x
  2. Step 2: Convert to fraction form
    6,416.82/9,629.28 = 2,521.14/x
  3. Step 3: Cross multiply
    6,416.82x = 9,629.28 × 2,521.14
  4. Step 4: Simplify right side
    6,416.82x = 24,276,762.98
  5. Step 5: Solve for x
    x = 24,276,762.98/6,416.82
  6. Step 6: Final answer
    x = 3,783.30

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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.