Home / 1,703.21-2,542.38-1,461.29

Finding the Fourth Proportional to 1,703.21, 2,542.38 and 1,461.29

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Solution

The fourth proportional to 1,703.21, 2,542.38 and 1,461.29 is: 2,181.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703.21 : 2,542.38 = 1,461.29 : x
  2. Step 2: Convert to fraction form
    1,703.21/2,542.38 = 1,461.29/x
  3. Step 3: Cross multiply
    1,703.21x = 2,542.38 × 1,461.29
  4. Step 4: Simplify right side
    1,703.21x = 3,715,136.28
  5. Step 5: Solve for x
    x = 3,715,136.28/1,703.21
  6. Step 6: Final answer
    x = 2,181.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.