Home / 4,227.60-6,345.24-2,149.05

Finding the Fourth Proportional to 4,227.60, 6,345.24 and 2,149.05

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Solution

The fourth proportional to 4,227.60, 6,345.24 and 2,149.05 is: 3,225.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.60 : 6,345.24 = 2,149.05 : x
  2. Step 2: Convert to fraction form
    4,227.60/6,345.24 = 2,149.05/x
  3. Step 3: Cross multiply
    4,227.60x = 6,345.24 × 2,149.05
  4. Step 4: Simplify right side
    4,227.60x = 13,636,238.02
  5. Step 5: Solve for x
    x = 13,636,238.02/4,227.60
  6. Step 6: Final answer
    x = 3,225.53

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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.