Home / 2,449.96-3,671.34-1,931.23

Finding the Fourth Proportional to 2,449.96, 3,671.34 and 1,931.23

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Solution

The fourth proportional to 2,449.96, 3,671.34 and 1,931.23 is: 2,894.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449.96 : 3,671.34 = 1,931.23 : x
  2. Step 2: Convert to fraction form
    2,449.96/3,671.34 = 1,931.23/x
  3. Step 3: Cross multiply
    2,449.96x = 3,671.34 × 1,931.23
  4. Step 4: Simplify right side
    2,449.96x = 7,090,201.95
  5. Step 5: Solve for x
    x = 7,090,201.95/2,449.96
  6. Step 6: Final answer
    x = 2,894.01

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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.