Home / 4,367.24-6,550.38-1,289

Finding the Fourth Proportional to 4,367.24, 6,550.38 and 1,289

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Solution

The fourth proportional to 4,367.24, 6,550.38 and 1,289 is: 1,933.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,367.24 : 6,550.38 = 1,289 : x
  2. Step 2: Convert to fraction form
    4,367.24/6,550.38 = 1,289/x
  3. Step 3: Cross multiply
    4,367.24x = 6,550.38 × 1,289
  4. Step 4: Simplify right side
    4,367.24x = 8,443,439.82
  5. Step 5: Solve for x
    x = 8,443,439.82/4,367.24
  6. Step 6: Final answer
    x = 1,933.36

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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.