Home / 4,227.20-6,332.64-2,276.72

Finding the Fourth Proportional to 4,227.20, 6,332.64 and 2,276.72

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Solution

The fourth proportional to 4,227.20, 6,332.64 and 2,276.72 is: 3,410.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.20 : 6,332.64 = 2,276.72 : x
  2. Step 2: Convert to fraction form
    4,227.20/6,332.64 = 2,276.72/x
  3. Step 3: Cross multiply
    4,227.20x = 6,332.64 × 2,276.72
  4. Step 4: Simplify right side
    4,227.20x = 14,417,648.14
  5. Step 5: Solve for x
    x = 14,417,648.14/4,227.20
  6. Step 6: Final answer
    x = 3,410.69

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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.