Home / 3,153.25-4,731.54-1,614.25

Finding the Fourth Proportional to 3,153.25, 4,731.54 and 1,614.25

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Solution

The fourth proportional to 3,153.25, 4,731.54 and 1,614.25 is: 2,422.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.25 : 4,731.54 = 1,614.25 : x
  2. Step 2: Convert to fraction form
    3,153.25/4,731.54 = 1,614.25/x
  3. Step 3: Cross multiply
    3,153.25x = 4,731.54 × 1,614.25
  4. Step 4: Simplify right side
    3,153.25x = 7,637,888.45
  5. Step 5: Solve for x
    x = 7,637,888.45/3,153.25
  6. Step 6: Final answer
    x = 2,422.23

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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.