Home / 2,826.80-4,240.62-1,511.24

Finding the Fourth Proportional to 2,826.80, 4,240.62 and 1,511.24

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Solution

The fourth proportional to 2,826.80, 4,240.62 and 1,511.24 is: 2,267.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.80 : 4,240.62 = 1,511.24 : x
  2. Step 2: Convert to fraction form
    2,826.80/4,240.62 = 1,511.24/x
  3. Step 3: Cross multiply
    2,826.80x = 4,240.62 × 1,511.24
  4. Step 4: Simplify right side
    2,826.80x = 6,408,594.57
  5. Step 5: Solve for x
    x = 6,408,594.57/2,826.80
  6. Step 6: Final answer
    x = 2,267.08

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1.5x scale

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.