Home / 11,023.14-15,211.72-6,243.01

Finding the Fourth Proportional to 11,023.14, 15,211.72 and 6,243.01

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Solution

The fourth proportional to 11,023.14, 15,211.72 and 6,243.01 is: 8,615.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023.14 : 15,211.72 = 6,243.01 : x
  2. Step 2: Convert to fraction form
    11,023.14/15,211.72 = 6,243.01/x
  3. Step 3: Cross multiply
    11,023.14x = 15,211.72 × 6,243.01
  4. Step 4: Simplify right side
    11,023.14x = 94,966,850.83
  5. Step 5: Solve for x
    x = 94,966,850.83/11,023.14
  6. Step 6: Final answer
    x = 8,615.23

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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.