Home / 2,826.18-4,232.31-1,851.30

Finding the Fourth Proportional to 2,826.18, 4,232.31 and 1,851.30

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Solution

The fourth proportional to 2,826.18, 4,232.31 and 1,851.30 is: 2,772.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.18 : 4,232.31 = 1,851.30 : x
  2. Step 2: Convert to fraction form
    2,826.18/4,232.31 = 1,851.30/x
  3. Step 3: Cross multiply
    2,826.18x = 4,232.31 × 1,851.30
  4. Step 4: Simplify right side
    2,826.18x = 7,835,275.50
  5. Step 5: Solve for x
    x = 7,835,275.50/2,826.18
  6. Step 6: Final answer
    x = 2,772.39

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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.