Home / 1,853.43-2,551.91-1,573.08

Finding the Fourth Proportional to 1,853.43, 2,551.91 and 1,573.08

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Solution

The fourth proportional to 1,853.43, 2,551.91 and 1,573.08 is: 2,165.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.43 : 2,551.91 = 1,573.08 : x
  2. Step 2: Convert to fraction form
    1,853.43/2,551.91 = 1,573.08/x
  3. Step 3: Cross multiply
    1,853.43x = 2,551.91 × 1,573.08
  4. Step 4: Simplify right side
    1,853.43x = 4,014,350.72
  5. Step 5: Solve for x
    x = 4,014,350.72/1,853.43
  6. Step 6: Final answer
    x = 2,165.90

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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.