Home / 11,254.76-15,531.50-6,219.33

Finding the Fourth Proportional to 11,254.76, 15,531.50 and 6,219.33

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Solution

The fourth proportional to 11,254.76, 15,531.50 and 6,219.33 is: 8,582.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.76 : 15,531.50 = 6,219.33 : x
  2. Step 2: Convert to fraction form
    11,254.76/15,531.50 = 6,219.33/x
  3. Step 3: Cross multiply
    11,254.76x = 15,531.50 × 6,219.33
  4. Step 4: Simplify right side
    11,254.76x = 96,595,446.24
  5. Step 5: Solve for x
    x = 96,595,446.24/11,254.76
  6. Step 6: Final answer
    x = 8,582.63

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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.