Home / 2,639.16-3,641.94-1,460.21

Finding the Fourth Proportional to 2,639.16, 3,641.94 and 1,460.21

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Solution

The fourth proportional to 2,639.16, 3,641.94 and 1,460.21 is: 2,015.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639.16 : 3,641.94 = 1,460.21 : x
  2. Step 2: Convert to fraction form
    2,639.16/3,641.94 = 1,460.21/x
  3. Step 3: Cross multiply
    2,639.16x = 3,641.94 × 1,460.21
  4. Step 4: Simplify right side
    2,639.16x = 5,317,979.00
  5. Step 5: Solve for x
    x = 5,317,979.00/2,639.16
  6. Step 6: Final answer
    x = 2,015.03

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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.