Home / 7,021.88-10,533.84-2,862.14

Finding the Fourth Proportional to 7,021.88, 10,533.84 and 2,862.14

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Solution

The fourth proportional to 7,021.88, 10,533.84 and 2,862.14 is: 4,293.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021.88 : 10,533.84 = 2,862.14 : x
  2. Step 2: Convert to fraction form
    7,021.88/10,533.84 = 2,862.14/x
  3. Step 3: Cross multiply
    7,021.88x = 10,533.84 × 2,862.14
  4. Step 4: Simplify right side
    7,021.88x = 30,149,324.82
  5. Step 5: Solve for x
    x = 30,149,324.82/7,021.88
  6. Step 6: Final answer
    x = 4,293.63

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1.5x scale

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.