Home / 11,183.08-15,432.06-6,147.94

Finding the Fourth Proportional to 11,183.08, 15,432.06 and 6,147.94

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Solution

The fourth proportional to 11,183.08, 15,432.06 and 6,147.94 is: 8,483.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.08 : 15,432.06 = 6,147.94 : x
  2. Step 2: Convert to fraction form
    11,183.08/15,432.06 = 6,147.94/x
  3. Step 3: Cross multiply
    11,183.08x = 15,432.06 × 6,147.94
  4. Step 4: Simplify right side
    11,183.08x = 94,875,378.96
  5. Step 5: Solve for x
    x = 94,875,378.96/11,183.08
  6. Step 6: Final answer
    x = 8,483.83

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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.