Home / 3,143.92-4,336.72-2,024.48

Finding the Fourth Proportional to 3,143.92, 4,336.72 and 2,024.48

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Solution

The fourth proportional to 3,143.92, 4,336.72 and 2,024.48 is: 2,792.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.92 : 4,336.72 = 2,024.48 : x
  2. Step 2: Convert to fraction form
    3,143.92/4,336.72 = 2,024.48/x
  3. Step 3: Cross multiply
    3,143.92x = 4,336.72 × 2,024.48
  4. Step 4: Simplify right side
    3,143.92x = 8,779,602.91
  5. Step 5: Solve for x
    x = 8,779,602.91/3,143.92
  6. Step 6: Final answer
    x = 2,792.57

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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.