Home / 2,180.02-3,270.84-1,010.58

Finding the Fourth Proportional to 2,180.02, 3,270.84 and 1,010.58

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Solution

The fourth proportional to 2,180.02, 3,270.84 and 1,010.58 is: 1,516.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180.02 : 3,270.84 = 1,010.58 : x
  2. Step 2: Convert to fraction form
    2,180.02/3,270.84 = 1,010.58/x
  3. Step 3: Cross multiply
    2,180.02x = 3,270.84 × 1,010.58
  4. Step 4: Simplify right side
    2,180.02x = 3,305,461.54
  5. Step 5: Solve for x
    x = 3,305,461.54/2,180.02
  6. Step 6: Final answer
    x = 1,516.25

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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.