Home / 11,836.50-16,335.45-6,802.26

Finding the Fourth Proportional to 11,836.50, 16,335.45 and 6,802.26

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Solution

The fourth proportional to 11,836.50, 16,335.45 and 6,802.26 is: 9,387.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836.50 : 16,335.45 = 6,802.26 : x
  2. Step 2: Convert to fraction form
    11,836.50/16,335.45 = 6,802.26/x
  3. Step 3: Cross multiply
    11,836.50x = 16,335.45 × 6,802.26
  4. Step 4: Simplify right side
    11,836.50x = 111,117,978.12
  5. Step 5: Solve for x
    x = 111,117,978.12/11,836.50
  6. Step 6: Final answer
    x = 9,387.74

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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.