Home / 2,810.30-4,214.82-1,578.26

Finding the Fourth Proportional to 2,810.30, 4,214.82 and 1,578.26

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Solution

The fourth proportional to 2,810.30, 4,214.82 and 1,578.26 is: 2,367.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810.30 : 4,214.82 = 1,578.26 : x
  2. Step 2: Convert to fraction form
    2,810.30/4,214.82 = 1,578.26/x
  3. Step 3: Cross multiply
    2,810.30x = 4,214.82 × 1,578.26
  4. Step 4: Simplify right side
    2,810.30x = 6,652,081.81
  5. Step 5: Solve for x
    x = 6,652,081.81/2,810.30
  6. Step 6: Final answer
    x = 2,367.04

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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.