Home / 3,339.18-4,608.10-1,826.78

Finding the Fourth Proportional to 3,339.18, 4,608.10 and 1,826.78

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Solution

The fourth proportional to 3,339.18, 4,608.10 and 1,826.78 is: 2,520.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.18 : 4,608.10 = 1,826.78 : x
  2. Step 2: Convert to fraction form
    3,339.18/4,608.10 = 1,826.78/x
  3. Step 3: Cross multiply
    3,339.18x = 4,608.10 × 1,826.78
  4. Step 4: Simplify right side
    3,339.18x = 8,417,984.92
  5. Step 5: Solve for x
    x = 8,417,984.92/3,339.18
  6. Step 6: Final answer
    x = 2,520.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.