Home / 4,862.22-7,293.32-1,399.47

Finding the Fourth Proportional to 4,862.22, 7,293.32 and 1,399.47

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Solution

The fourth proportional to 4,862.22, 7,293.32 and 1,399.47 is: 2,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,862.22 : 7,293.32 = 1,399.47 : x
  2. Step 2: Convert to fraction form
    4,862.22/7,293.32 = 1,399.47/x
  3. Step 3: Cross multiply
    4,862.22x = 7,293.32 × 1,399.47
  4. Step 4: Simplify right side
    4,862.22x = 10,206,782.54
  5. Step 5: Solve for x
    x = 10,206,782.54/4,862.22
  6. Step 6: Final answer
    x = 2,099.20

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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.