Home / 2,875.26-4,309.98-1,119.17

Finding the Fourth Proportional to 2,875.26, 4,309.98 and 1,119.17

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Solution

The fourth proportional to 2,875.26, 4,309.98 and 1,119.17 is: 1,677.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875.26 : 4,309.98 = 1,119.17 : x
  2. Step 2: Convert to fraction form
    2,875.26/4,309.98 = 1,119.17/x
  3. Step 3: Cross multiply
    2,875.26x = 4,309.98 × 1,119.17
  4. Step 4: Simplify right side
    2,875.26x = 4,823,592.09
  5. Step 5: Solve for x
    x = 4,823,592.09/2,875.26
  6. Step 6: Final answer
    x = 1,677.62

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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.