Home / 11,216.68-15,479.54-6,502.44

Finding the Fourth Proportional to 11,216.68, 15,479.54 and 6,502.44

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Solution

The fourth proportional to 11,216.68, 15,479.54 and 6,502.44 is: 8,973.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216.68 : 15,479.54 = 6,502.44 : x
  2. Step 2: Convert to fraction form
    11,216.68/15,479.54 = 6,502.44/x
  3. Step 3: Cross multiply
    11,216.68x = 15,479.54 × 6,502.44
  4. Step 4: Simplify right side
    11,216.68x = 100,654,780.08
  5. Step 5: Solve for x
    x = 100,654,780.08/11,216.68
  6. Step 6: Final answer
    x = 8,973.67

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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.