Home / 4,475.76-6,668.66-4,224.25

Finding the Fourth Proportional to 4,475.76, 6,668.66 and 4,224.25

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Solution

The fourth proportional to 4,475.76, 6,668.66 and 4,224.25 is: 6,293.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.76 : 6,668.66 = 4,224.25 : x
  2. Step 2: Convert to fraction form
    4,475.76/6,668.66 = 4,224.25/x
  3. Step 3: Cross multiply
    4,475.76x = 6,668.66 × 4,224.25
  4. Step 4: Simplify right side
    4,475.76x = 28,170,087.01
  5. Step 5: Solve for x
    x = 28,170,087.01/4,475.76
  6. Step 6: Final answer
    x = 6,293.92

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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.