Home / 3,640.07-5,464.71-3,031.22

Finding the Fourth Proportional to 3,640.07, 5,464.71 and 3,031.22

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Solution

The fourth proportional to 3,640.07, 5,464.71 and 3,031.22 is: 4,550.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640.07 : 5,464.71 = 3,031.22 : x
  2. Step 2: Convert to fraction form
    3,640.07/5,464.71 = 3,031.22/x
  3. Step 3: Cross multiply
    3,640.07x = 5,464.71 × 3,031.22
  4. Step 4: Simplify right side
    3,640.07x = 16,564,710.92
  5. Step 5: Solve for x
    x = 16,564,710.92/3,640.07
  6. Step 6: Final answer
    x = 4,550.66

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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.