Home / 11,011.33-15,196.10-6,295.61

Finding the Fourth Proportional to 11,011.33, 15,196.10 and 6,295.61

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Solution

The fourth proportional to 11,011.33, 15,196.10 and 6,295.61 is: 8,688.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.33 : 15,196.10 = 6,295.61 : x
  2. Step 2: Convert to fraction form
    11,011.33/15,196.10 = 6,295.61/x
  3. Step 3: Cross multiply
    11,011.33x = 15,196.10 × 6,295.61
  4. Step 4: Simplify right side
    11,011.33x = 95,668,719.12
  5. Step 5: Solve for x
    x = 95,668,719.12/11,011.33
  6. Step 6: Final answer
    x = 8,688.21

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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.