Home / 2,869.83-4,301.10-1,829.45

Finding the Fourth Proportional to 2,869.83, 4,301.10 and 1,829.45

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Solution

The fourth proportional to 2,869.83, 4,301.10 and 1,829.45 is: 2,741.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869.83 : 4,301.10 = 1,829.45 : x
  2. Step 2: Convert to fraction form
    2,869.83/4,301.10 = 1,829.45/x
  3. Step 3: Cross multiply
    2,869.83x = 4,301.10 × 1,829.45
  4. Step 4: Simplify right side
    2,869.83x = 7,868,658.15
  5. Step 5: Solve for x
    x = 7,868,658.15/2,869.83
  6. Step 6: Final answer
    x = 2,741.86

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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.