Home / 2,154.82-3,228.72-1,506.28

Finding the Fourth Proportional to 2,154.82, 3,228.72 and 1,506.28

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Solution

The fourth proportional to 2,154.82, 3,228.72 and 1,506.28 is: 2,256.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154.82 : 3,228.72 = 1,506.28 : x
  2. Step 2: Convert to fraction form
    2,154.82/3,228.72 = 1,506.28/x
  3. Step 3: Cross multiply
    2,154.82x = 3,228.72 × 1,506.28
  4. Step 4: Simplify right side
    2,154.82x = 4,863,356.36
  5. Step 5: Solve for x
    x = 4,863,356.36/2,154.82
  6. Step 6: Final answer
    x = 2,256.97

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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.