Home / 1,869.96-2,579.22-1,471.08

Finding the Fourth Proportional to 1,869.96, 2,579.22 and 1,471.08

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Solution

The fourth proportional to 1,869.96, 2,579.22 and 1,471.08 is: 2,029.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869.96 : 2,579.22 = 1,471.08 : x
  2. Step 2: Convert to fraction form
    1,869.96/2,579.22 = 1,471.08/x
  3. Step 3: Cross multiply
    1,869.96x = 2,579.22 × 1,471.08
  4. Step 4: Simplify right side
    1,869.96x = 3,794,238.96
  5. Step 5: Solve for x
    x = 3,794,238.96/1,869.96
  6. Step 6: Final answer
    x = 2,029.05

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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.