Home / 7,029.02-10,542.72-2,864.81

Finding the Fourth Proportional to 7,029.02, 10,542.72 and 2,864.81

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Solution

The fourth proportional to 7,029.02, 10,542.72 and 2,864.81 is: 4,296.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.02 : 10,542.72 = 2,864.81 : x
  2. Step 2: Convert to fraction form
    7,029.02/10,542.72 = 2,864.81/x
  3. Step 3: Cross multiply
    7,029.02x = 10,542.72 × 2,864.81
  4. Step 4: Simplify right side
    7,029.02x = 30,202,889.68
  5. Step 5: Solve for x
    x = 30,202,889.68/7,029.02
  6. Step 6: Final answer
    x = 4,296.88

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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.