Home / 1,869.24-2,579.13-1,083.27

Finding the Fourth Proportional to 1,869.24, 2,579.13 and 1,083.27

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Solution

The fourth proportional to 1,869.24, 2,579.13 and 1,083.27 is: 1,494.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869.24 : 2,579.13 = 1,083.27 : x
  2. Step 2: Convert to fraction form
    1,869.24/2,579.13 = 1,083.27/x
  3. Step 3: Cross multiply
    1,869.24x = 2,579.13 × 1,083.27
  4. Step 4: Simplify right side
    1,869.24x = 2,793,894.16
  5. Step 5: Solve for x
    x = 2,793,894.16/1,869.24
  6. Step 6: Final answer
    x = 1,494.67

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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.