Home / 11,310.08-16,955.52-5,470.88

Finding the Fourth Proportional to 11,310.08, 16,955.52 and 5,470.88

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Solution

The fourth proportional to 11,310.08, 16,955.52 and 5,470.88 is: 8,201.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310.08 : 16,955.52 = 5,470.88 : x
  2. Step 2: Convert to fraction form
    11,310.08/16,955.52 = 5,470.88/x
  3. Step 3: Cross multiply
    11,310.08x = 16,955.52 × 5,470.88
  4. Step 4: Simplify right side
    11,310.08x = 92,761,615.26
  5. Step 5: Solve for x
    x = 92,761,615.26/11,310.08
  6. Step 6: Final answer
    x = 8,201.68

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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.