Home / 1,481.43-2,220.02-1,088.35

Finding the Fourth Proportional to 1,481.43, 2,220.02 and 1,088.35

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Solution

The fourth proportional to 1,481.43, 2,220.02 and 1,088.35 is: 1,630.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481.43 : 2,220.02 = 1,088.35 : x
  2. Step 2: Convert to fraction form
    1,481.43/2,220.02 = 1,088.35/x
  3. Step 3: Cross multiply
    1,481.43x = 2,220.02 × 1,088.35
  4. Step 4: Simplify right side
    1,481.43x = 2,416,151.86
  5. Step 5: Solve for x
    x = 2,416,151.86/1,481.43
  6. Step 6: Final answer
    x = 1,630.96

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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.