Home / 10,850.71-14,974.32-6,135.30

Finding the Fourth Proportional to 10,850.71, 14,974.32 and 6,135.30

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Solution

The fourth proportional to 10,850.71, 14,974.32 and 6,135.30 is: 8,466.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,850.71 : 14,974.32 = 6,135.30 : x
  2. Step 2: Convert to fraction form
    10,850.71/14,974.32 = 6,135.30/x
  3. Step 3: Cross multiply
    10,850.71x = 14,974.32 × 6,135.30
  4. Step 4: Simplify right side
    10,850.71x = 91,871,945.50
  5. Step 5: Solve for x
    x = 91,871,945.50/10,850.71
  6. Step 6: Final answer
    x = 8,466.91

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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.