Home / 3,668.16-5,062.28-2,880.84

Finding the Fourth Proportional to 3,668.16, 5,062.28 and 2,880.84

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Solution

The fourth proportional to 3,668.16, 5,062.28 and 2,880.84 is: 3,975.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.16 : 5,062.28 = 2,880.84 : x
  2. Step 2: Convert to fraction form
    3,668.16/5,062.28 = 2,880.84/x
  3. Step 3: Cross multiply
    3,668.16x = 5,062.28 × 2,880.84
  4. Step 4: Simplify right side
    3,668.16x = 14,583,618.72
  5. Step 5: Solve for x
    x = 14,583,618.72/3,668.16
  6. Step 6: Final answer
    x = 3,975.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.