Home / 1,872.24-2,809.98-1,410.54

Finding the Fourth Proportional to 1,872.24, 2,809.98 and 1,410.54

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Solution

The fourth proportional to 1,872.24, 2,809.98 and 1,410.54 is: 2,117.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872.24 : 2,809.98 = 1,410.54 : x
  2. Step 2: Convert to fraction form
    1,872.24/2,809.98 = 1,410.54/x
  3. Step 3: Cross multiply
    1,872.24x = 2,809.98 × 1,410.54
  4. Step 4: Simplify right side
    1,872.24x = 3,963,589.19
  5. Step 5: Solve for x
    x = 3,963,589.19/1,872.24
  6. Step 6: Final answer
    x = 2,117.03

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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.