Home / 11,236.30-15,506.40-6,200.80

Finding the Fourth Proportional to 11,236.30, 15,506.40 and 6,200.80

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Solution

The fourth proportional to 11,236.30, 15,506.40 and 6,200.80 is: 8,557.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.30 : 15,506.40 = 6,200.80 : x
  2. Step 2: Convert to fraction form
    11,236.30/15,506.40 = 6,200.80/x
  3. Step 3: Cross multiply
    11,236.30x = 15,506.40 × 6,200.80
  4. Step 4: Simplify right side
    11,236.30x = 96,152,085.12
  5. Step 5: Solve for x
    x = 96,152,085.12/11,236.30
  6. Step 6: Final answer
    x = 8,557.27

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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.