Home / 11,002.22-15,185.03-6,528.45

Finding the Fourth Proportional to 11,002.22, 15,185.03 and 6,528.45

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Solution

The fourth proportional to 11,002.22, 15,185.03 and 6,528.45 is: 9,010.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.22 : 15,185.03 = 6,528.45 : x
  2. Step 2: Convert to fraction form
    11,002.22/15,185.03 = 6,528.45/x
  3. Step 3: Cross multiply
    11,002.22x = 15,185.03 × 6,528.45
  4. Step 4: Simplify right side
    11,002.22x = 99,134,676.46
  5. Step 5: Solve for x
    x = 99,134,676.46/11,002.22
  6. Step 6: Final answer
    x = 9,010.43

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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.