Home / 2,838.81-4,260.29-1,453.31

Finding the Fourth Proportional to 2,838.81, 4,260.29 and 1,453.31

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Solution

The fourth proportional to 2,838.81, 4,260.29 and 1,453.31 is: 2,181.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838.81 : 4,260.29 = 1,453.31 : x
  2. Step 2: Convert to fraction form
    2,838.81/4,260.29 = 1,453.31/x
  3. Step 3: Cross multiply
    2,838.81x = 4,260.29 × 1,453.31
  4. Step 4: Simplify right side
    2,838.81x = 6,191,493.49
  5. Step 5: Solve for x
    x = 6,191,493.49/2,838.81
  6. Step 6: Final answer
    x = 2,181.02

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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.