Home / 11,336.60-16,988.16-5,486.24

Finding the Fourth Proportional to 11,336.60, 16,988.16 and 5,486.24

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Solution

The fourth proportional to 11,336.60, 16,988.16 and 5,486.24 is: 8,221.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,336.60 : 16,988.16 = 5,486.24 : x
  2. Step 2: Convert to fraction form
    11,336.60/16,988.16 = 5,486.24/x
  3. Step 3: Cross multiply
    11,336.60x = 16,988.16 × 5,486.24
  4. Step 4: Simplify right side
    11,336.60x = 93,201,122.92
  5. Step 5: Solve for x
    x = 93,201,122.92/11,336.60
  6. Step 6: Final answer
    x = 8,221.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.