Home / 11,293.46-15,586.44-6,819.74

Finding the Fourth Proportional to 11,293.46, 15,586.44 and 6,819.74

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Solution

The fourth proportional to 11,293.46, 15,586.44 and 6,819.74 is: 9,412.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,293.46 : 15,586.44 = 6,819.74 : x
  2. Step 2: Convert to fraction form
    11,293.46/15,586.44 = 6,819.74/x
  3. Step 3: Cross multiply
    11,293.46x = 15,586.44 × 6,819.74
  4. Step 4: Simplify right side
    11,293.46x = 106,295,468.33
  5. Step 5: Solve for x
    x = 106,295,468.33/11,293.46
  6. Step 6: Final answer
    x = 9,412.13

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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.