Home / 10,993.23-15,171.41-6,211.52

Finding the Fourth Proportional to 10,993.23, 15,171.41 and 6,211.52

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Solution

The fourth proportional to 10,993.23, 15,171.41 and 6,211.52 is: 8,572.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,993.23 : 15,171.41 = 6,211.52 : x
  2. Step 2: Convert to fraction form
    10,993.23/15,171.41 = 6,211.52/x
  3. Step 3: Cross multiply
    10,993.23x = 15,171.41 × 6,211.52
  4. Step 4: Simplify right side
    10,993.23x = 94,237,516.64
  5. Step 5: Solve for x
    x = 94,237,516.64/10,993.23
  6. Step 6: Final answer
    x = 8,572.32

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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.