Home / 2,220.93-3,064.32-1,630.44

Finding the Fourth Proportional to 2,220.93, 3,064.32 and 1,630.44

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Solution

The fourth proportional to 2,220.93, 3,064.32 and 1,630.44 is: 2,249.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220.93 : 3,064.32 = 1,630.44 : x
  2. Step 2: Convert to fraction form
    2,220.93/3,064.32 = 1,630.44/x
  3. Step 3: Cross multiply
    2,220.93x = 3,064.32 × 1,630.44
  4. Step 4: Simplify right side
    2,220.93x = 4,996,189.90
  5. Step 5: Solve for x
    x = 4,996,189.90/2,220.93
  6. Step 6: Final answer
    x = 2,249.59

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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.