Home / 3,152.33-4,719.61-1,668.19

Finding the Fourth Proportional to 3,152.33, 4,719.61 and 1,668.19

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Solution

The fourth proportional to 3,152.33, 4,719.61 and 1,668.19 is: 2,497.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.33 : 4,719.61 = 1,668.19 : x
  2. Step 2: Convert to fraction form
    3,152.33/4,719.61 = 1,668.19/x
  3. Step 3: Cross multiply
    3,152.33x = 4,719.61 × 1,668.19
  4. Step 4: Simplify right side
    3,152.33x = 7,873,197.86
  5. Step 5: Solve for x
    x = 7,873,197.86/3,152.33
  6. Step 6: Final answer
    x = 2,497.58

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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.