Home / 11,135.21-15,366.83-6,099.65

Finding the Fourth Proportional to 11,135.21, 15,366.83 and 6,099.65

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Solution

The fourth proportional to 11,135.21, 15,366.83 and 6,099.65 is: 8,417.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.21 : 15,366.83 = 6,099.65 : x
  2. Step 2: Convert to fraction form
    11,135.21/15,366.83 = 6,099.65/x
  3. Step 3: Cross multiply
    11,135.21x = 15,366.83 × 6,099.65
  4. Step 4: Simplify right side
    11,135.21x = 93,732,177.28
  5. Step 5: Solve for x
    x = 93,732,177.28/11,135.21
  6. Step 6: Final answer
    x = 8,417.64

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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.