Home / 1,701.18-2,349.02-1,072.72

Finding the Fourth Proportional to 1,701.18, 2,349.02 and 1,072.72

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Solution

The fourth proportional to 1,701.18, 2,349.02 and 1,072.72 is: 1,481.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.18 : 2,349.02 = 1,072.72 : x
  2. Step 2: Convert to fraction form
    1,701.18/2,349.02 = 1,072.72/x
  3. Step 3: Cross multiply
    1,701.18x = 2,349.02 × 1,072.72
  4. Step 4: Simplify right side
    1,701.18x = 2,519,840.73
  5. Step 5: Solve for x
    x = 2,519,840.73/1,701.18
  6. Step 6: Final answer
    x = 1,481.23

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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.