Home / 7,945.02-10,964.09-4,408.22

Finding the Fourth Proportional to 7,945.02, 10,964.09 and 4,408.22

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Solution

The fourth proportional to 7,945.02, 10,964.09 and 4,408.22 is: 6,083.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.02 : 10,964.09 = 4,408.22 : x
  2. Step 2: Convert to fraction form
    7,945.02/10,964.09 = 4,408.22/x
  3. Step 3: Cross multiply
    7,945.02x = 10,964.09 × 4,408.22
  4. Step 4: Simplify right side
    7,945.02x = 48,332,159.25
  5. Step 5: Solve for x
    x = 48,332,159.25/7,945.02
  6. Step 6: Final answer
    x = 6,083.33

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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.