Home / 4,143.99-5,718.69-2,376.62

Finding the Fourth Proportional to 4,143.99, 5,718.69 and 2,376.62

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Solution

The fourth proportional to 4,143.99, 5,718.69 and 2,376.62 is: 3,279.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.99 : 5,718.69 = 2,376.62 : x
  2. Step 2: Convert to fraction form
    4,143.99/5,718.69 = 2,376.62/x
  3. Step 3: Cross multiply
    4,143.99x = 5,718.69 × 2,376.62
  4. Step 4: Simplify right side
    4,143.99x = 13,591,153.03
  5. Step 5: Solve for x
    x = 13,591,153.03/4,143.99
  6. Step 6: Final answer
    x = 3,279.73

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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.