Home / 11,271.44-15,551.96-6,552.88

Finding the Fourth Proportional to 11,271.44, 15,551.96 and 6,552.88

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Solution

The fourth proportional to 11,271.44, 15,551.96 and 6,552.88 is: 9,041.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271.44 : 15,551.96 = 6,552.88 : x
  2. Step 2: Convert to fraction form
    11,271.44/15,551.96 = 6,552.88/x
  3. Step 3: Cross multiply
    11,271.44x = 15,551.96 × 6,552.88
  4. Step 4: Simplify right side
    11,271.44x = 101,910,127.64
  5. Step 5: Solve for x
    x = 101,910,127.64/11,271.44
  6. Step 6: Final answer
    x = 9,041.45

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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.