Home / 2,875.03-4,308.94-1,229.64

Finding the Fourth Proportional to 2,875.03, 4,308.94 and 1,229.64

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Solution

The fourth proportional to 2,875.03, 4,308.94 and 1,229.64 is: 1,842.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875.03 : 4,308.94 = 1,229.64 : x
  2. Step 2: Convert to fraction form
    2,875.03/4,308.94 = 1,229.64/x
  3. Step 3: Cross multiply
    2,875.03x = 4,308.94 × 1,229.64
  4. Step 4: Simplify right side
    2,875.03x = 5,298,444.98
  5. Step 5: Solve for x
    x = 5,298,444.98/2,875.03
  6. Step 6: Final answer
    x = 1,842.92

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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.