Home / 4,453.77-6,643.01-4,196.79

Finding the Fourth Proportional to 4,453.77, 6,643.01 and 4,196.79

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Solution

The fourth proportional to 4,453.77, 6,643.01 and 4,196.79 is: 6,259.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.77 : 6,643.01 = 4,196.79 : x
  2. Step 2: Convert to fraction form
    4,453.77/6,643.01 = 4,196.79/x
  3. Step 3: Cross multiply
    4,453.77x = 6,643.01 × 4,196.79
  4. Step 4: Simplify right side
    4,453.77x = 27,879,328.43
  5. Step 5: Solve for x
    x = 27,879,328.43/4,453.77
  6. Step 6: Final answer
    x = 6,259.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.