Home / 11,187.48-16,775.46-4,612.44

Finding the Fourth Proportional to 11,187.48, 16,775.46 and 4,612.44

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Solution

The fourth proportional to 11,187.48, 16,775.46 and 4,612.44 is: 6,916.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,187.48 : 16,775.46 = 4,612.44 : x
  2. Step 2: Convert to fraction form
    11,187.48/16,775.46 = 4,612.44/x
  3. Step 3: Cross multiply
    11,187.48x = 16,775.46 × 4,612.44
  4. Step 4: Simplify right side
    11,187.48x = 77,375,802.72
  5. Step 5: Solve for x
    x = 77,375,802.72/11,187.48
  6. Step 6: Final answer
    x = 6,916.29

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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.