Home / 7,945.41-10,965.09-4,408.53

Finding the Fourth Proportional to 7,945.41, 10,965.09 and 4,408.53

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Solution

The fourth proportional to 7,945.41, 10,965.09 and 4,408.53 is: 6,084.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.41 : 10,965.09 = 4,408.53 : x
  2. Step 2: Convert to fraction form
    7,945.41/10,965.09 = 4,408.53/x
  3. Step 3: Cross multiply
    7,945.41x = 10,965.09 × 4,408.53
  4. Step 4: Simplify right side
    7,945.41x = 48,339,928.22
  5. Step 5: Solve for x
    x = 48,339,928.22/7,945.41
  6. Step 6: Final answer
    x = 6,084.01

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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.