Home / 4,427.74-6,639.16-2,053.23

Finding the Fourth Proportional to 4,427.74, 6,639.16 and 2,053.23

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Solution

The fourth proportional to 4,427.74, 6,639.16 and 2,053.23 is: 3,078.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.74 : 6,639.16 = 2,053.23 : x
  2. Step 2: Convert to fraction form
    4,427.74/6,639.16 = 2,053.23/x
  3. Step 3: Cross multiply
    4,427.74x = 6,639.16 × 2,053.23
  4. Step 4: Simplify right side
    4,427.74x = 13,631,722.49
  5. Step 5: Solve for x
    x = 13,631,722.49/4,427.74
  6. Step 6: Final answer
    x = 3,078.71

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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.