Home / 7,014.08-10,518.24-2,629.28

Finding the Fourth Proportional to 7,014.08, 10,518.24 and 2,629.28

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Solution

The fourth proportional to 7,014.08, 10,518.24 and 2,629.28 is: 3,942.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014.08 : 10,518.24 = 2,629.28 : x
  2. Step 2: Convert to fraction form
    7,014.08/10,518.24 = 2,629.28/x
  3. Step 3: Cross multiply
    7,014.08x = 10,518.24 × 2,629.28
  4. Step 4: Simplify right side
    7,014.08x = 27,655,398.07
  5. Step 5: Solve for x
    x = 27,655,398.07/7,014.08
  6. Step 6: Final answer
    x = 3,942.84

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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.