Home / 2,579.95-3,866.14-1,540.18

Finding the Fourth Proportional to 2,579.95, 3,866.14 and 1,540.18

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Solution

The fourth proportional to 2,579.95, 3,866.14 and 1,540.18 is: 2,308.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579.95 : 3,866.14 = 1,540.18 : x
  2. Step 2: Convert to fraction form
    2,579.95/3,866.14 = 1,540.18/x
  3. Step 3: Cross multiply
    2,579.95x = 3,866.14 × 1,540.18
  4. Step 4: Simplify right side
    2,579.95x = 5,954,551.51
  5. Step 5: Solve for x
    x = 5,954,551.51/2,579.95
  6. Step 6: Final answer
    x = 2,308.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.