Home / 11,047.93-15,245.08-6,331.57

Finding the Fourth Proportional to 11,047.93, 15,245.08 and 6,331.57

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Solution

The fourth proportional to 11,047.93, 15,245.08 and 6,331.57 is: 8,736.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,047.93 : 15,245.08 = 6,331.57 : x
  2. Step 2: Convert to fraction form
    11,047.93/15,245.08 = 6,331.57/x
  3. Step 3: Cross multiply
    11,047.93x = 15,245.08 × 6,331.57
  4. Step 4: Simplify right side
    11,047.93x = 96,525,291.18
  5. Step 5: Solve for x
    x = 96,525,291.18/11,047.93
  6. Step 6: Final answer
    x = 8,736.96

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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.