Home / 11,235.28-15,504.59-6,199.55

Finding the Fourth Proportional to 11,235.28, 15,504.59 and 6,199.55

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Solution

The fourth proportional to 11,235.28, 15,504.59 and 6,199.55 is: 8,555.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.28 : 15,504.59 = 6,199.55 : x
  2. Step 2: Convert to fraction form
    11,235.28/15,504.59 = 6,199.55/x
  3. Step 3: Cross multiply
    11,235.28x = 15,504.59 × 6,199.55
  4. Step 4: Simplify right side
    11,235.28x = 96,121,372.41
  5. Step 5: Solve for x
    x = 96,121,372.41/11,235.28
  6. Step 6: Final answer
    x = 8,555.32

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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.