Home / 3,002.35-4,143.25-1,743.65

Finding the Fourth Proportional to 3,002.35, 4,143.25 and 1,743.65

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Solution

The fourth proportional to 3,002.35, 4,143.25 and 1,743.65 is: 2,406.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.35 : 4,143.25 = 1,743.65 : x
  2. Step 2: Convert to fraction form
    3,002.35/4,143.25 = 1,743.65/x
  3. Step 3: Cross multiply
    3,002.35x = 4,143.25 × 1,743.65
  4. Step 4: Simplify right side
    3,002.35x = 7,224,377.86
  5. Step 5: Solve for x
    x = 7,224,377.86/3,002.35
  6. Step 6: Final answer
    x = 2,406.24

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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.