Home / 1,610.02-2,222.81-1,236.27

Finding the Fourth Proportional to 1,610.02, 2,222.81 and 1,236.27

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Solution

The fourth proportional to 1,610.02, 2,222.81 and 1,236.27 is: 1,706.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.02 : 2,222.81 = 1,236.27 : x
  2. Step 2: Convert to fraction form
    1,610.02/2,222.81 = 1,236.27/x
  3. Step 3: Cross multiply
    1,610.02x = 2,222.81 × 1,236.27
  4. Step 4: Simplify right side
    1,610.02x = 2,747,996.41
  5. Step 5: Solve for x
    x = 2,747,996.41/1,610.02
  6. Step 6: Final answer
    x = 1,706.81

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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.