Home / 3,012.10-4,156.52-1,893

Finding the Fourth Proportional to 3,012.10, 4,156.52 and 1,893

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Solution

The fourth proportional to 3,012.10, 4,156.52 and 1,893 is: 2,612.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.10 : 4,156.52 = 1,893 : x
  2. Step 2: Convert to fraction form
    3,012.10/4,156.52 = 1,893/x
  3. Step 3: Cross multiply
    3,012.10x = 4,156.52 × 1,893
  4. Step 4: Simplify right side
    3,012.10x = 7,868,292.36
  5. Step 5: Solve for x
    x = 7,868,292.36/3,012.10
  6. Step 6: Final answer
    x = 2,612.23

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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.