Home / 11,183.77-15,433.55-6,148.30

Finding the Fourth Proportional to 11,183.77, 15,433.55 and 6,148.30

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Solution

The fourth proportional to 11,183.77, 15,433.55 and 6,148.30 is: 8,484.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.77 : 15,433.55 = 6,148.30 : x
  2. Step 2: Convert to fraction form
    11,183.77/15,433.55 = 6,148.30/x
  3. Step 3: Cross multiply
    11,183.77x = 15,433.55 × 6,148.30
  4. Step 4: Simplify right side
    11,183.77x = 94,890,095.47
  5. Step 5: Solve for x
    x = 94,890,095.47/11,183.77
  6. Step 6: Final answer
    x = 8,484.63

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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.