Home / 10,236.60-14,122.80-6,256.26

Finding the Fourth Proportional to 10,236.60, 14,122.80 and 6,256.26

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Solution

The fourth proportional to 10,236.60, 14,122.80 and 6,256.26 is: 8,631.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,236.60 : 14,122.80 = 6,256.26 : x
  2. Step 2: Convert to fraction form
    10,236.60/14,122.80 = 6,256.26/x
  3. Step 3: Cross multiply
    10,236.60x = 14,122.80 × 6,256.26
  4. Step 4: Simplify right side
    10,236.60x = 88,355,908.73
  5. Step 5: Solve for x
    x = 88,355,908.73/10,236.60
  6. Step 6: Final answer
    x = 8,631.37

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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.