Home / 11,047.44-15,242.88-6,267.60

Finding the Fourth Proportional to 11,047.44, 15,242.88 and 6,267.60

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Solution

The fourth proportional to 11,047.44, 15,242.88 and 6,267.60 is: 8,647.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,047.44 : 15,242.88 = 6,267.60 : x
  2. Step 2: Convert to fraction form
    11,047.44/15,242.88 = 6,267.60/x
  3. Step 3: Cross multiply
    11,047.44x = 15,242.88 × 6,267.60
  4. Step 4: Simplify right side
    11,047.44x = 95,536,274.69
  5. Step 5: Solve for x
    x = 95,536,274.69/11,047.44
  6. Step 6: Final answer
    x = 8,647.82

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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.