Home / 1,774.60-2,449.14-1,028.54

Finding the Fourth Proportional to 1,774.60, 2,449.14 and 1,028.54

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Solution

The fourth proportional to 1,774.60, 2,449.14 and 1,028.54 is: 1,419.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774.60 : 2,449.14 = 1,028.54 : x
  2. Step 2: Convert to fraction form
    1,774.60/2,449.14 = 1,028.54/x
  3. Step 3: Cross multiply
    1,774.60x = 2,449.14 × 1,028.54
  4. Step 4: Simplify right side
    1,774.60x = 2,519,038.46
  5. Step 5: Solve for x
    x = 2,519,038.46/1,774.60
  6. Step 6: Final answer
    x = 1,419.50

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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.