Home / 10,640.88-14,683.85-6,103.33

Finding the Fourth Proportional to 10,640.88, 14,683.85 and 6,103.33

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Solution

The fourth proportional to 10,640.88, 14,683.85 and 6,103.33 is: 8,422.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,640.88 : 14,683.85 = 6,103.33 : x
  2. Step 2: Convert to fraction form
    10,640.88/14,683.85 = 6,103.33/x
  3. Step 3: Cross multiply
    10,640.88x = 14,683.85 × 6,103.33
  4. Step 4: Simplify right side
    10,640.88x = 89,620,322.62
  5. Step 5: Solve for x
    x = 89,620,322.62/10,640.88
  6. Step 6: Final answer
    x = 8,422.27

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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.