Home / 10,212.28-14,092.59-6,240.04

Finding the Fourth Proportional to 10,212.28, 14,092.59 and 6,240.04

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Solution

The fourth proportional to 10,212.28, 14,092.59 and 6,240.04 is: 8,611.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,212.28 : 14,092.59 = 6,240.04 : x
  2. Step 2: Convert to fraction form
    10,212.28/14,092.59 = 6,240.04/x
  3. Step 3: Cross multiply
    10,212.28x = 14,092.59 × 6,240.04
  4. Step 4: Simplify right side
    10,212.28x = 87,938,325.30
  5. Step 5: Solve for x
    x = 87,938,325.30/10,212.28
  6. Step 6: Final answer
    x = 8,611.04

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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.