Home / 8,125.02-11,212.51-4,399.02

Finding the Fourth Proportional to 8,125.02, 11,212.51 and 4,399.02

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Solution

The fourth proportional to 8,125.02, 11,212.51 and 4,399.02 is: 6,070.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125.02 : 11,212.51 = 4,399.02 : x
  2. Step 2: Convert to fraction form
    8,125.02/11,212.51 = 4,399.02/x
  3. Step 3: Cross multiply
    8,125.02x = 11,212.51 × 4,399.02
  4. Step 4: Simplify right side
    8,125.02x = 49,324,055.74
  5. Step 5: Solve for x
    x = 49,324,055.74/8,125.02
  6. Step 6: Final answer
    x = 6,070.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.