Home / 1,775.09-2,449.82-1,029.04

Finding the Fourth Proportional to 1,775.09, 2,449.82 and 1,029.04

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Solution

The fourth proportional to 1,775.09, 2,449.82 and 1,029.04 is: 1,420.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775.09 : 2,449.82 = 1,029.04 : x
  2. Step 2: Convert to fraction form
    1,775.09/2,449.82 = 1,029.04/x
  3. Step 3: Cross multiply
    1,775.09x = 2,449.82 × 1,029.04
  4. Step 4: Simplify right side
    1,775.09x = 2,520,962.77
  5. Step 5: Solve for x
    x = 2,520,962.77/1,775.09
  6. Step 6: Final answer
    x = 1,420.19

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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.