Home / 3,168.18-4,754.34-1,436.82

Finding the Fourth Proportional to 3,168.18, 4,754.34 and 1,436.82

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Solution

The fourth proportional to 3,168.18, 4,754.34 and 1,436.82 is: 2,156.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.18 : 4,754.34 = 1,436.82 : x
  2. Step 2: Convert to fraction form
    3,168.18/4,754.34 = 1,436.82/x
  3. Step 3: Cross multiply
    3,168.18x = 4,754.34 × 1,436.82
  4. Step 4: Simplify right side
    3,168.18x = 6,831,130.80
  5. Step 5: Solve for x
    x = 6,831,130.80/3,168.18
  6. Step 6: Final answer
    x = 2,156.17

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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.