Home / 1,673.10-2,306.61-1,175.22

Finding the Fourth Proportional to 1,673.10, 2,306.61 and 1,175.22

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Solution

The fourth proportional to 1,673.10, 2,306.61 and 1,175.22 is: 1,620.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673.10 : 2,306.61 = 1,175.22 : x
  2. Step 2: Convert to fraction form
    1,673.10/2,306.61 = 1,175.22/x
  3. Step 3: Cross multiply
    1,673.10x = 2,306.61 × 1,175.22
  4. Step 4: Simplify right side
    1,673.10x = 2,710,774.20
  5. Step 5: Solve for x
    x = 2,710,774.20/1,673.10
  6. Step 6: Final answer
    x = 1,620.21

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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.