Home / 3,861.76-5,792.48-2,626.08

Finding the Fourth Proportional to 3,861.76, 5,792.48 and 2,626.08

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Solution

The fourth proportional to 3,861.76, 5,792.48 and 2,626.08 is: 3,939.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.76 : 5,792.48 = 2,626.08 : x
  2. Step 2: Convert to fraction form
    3,861.76/5,792.48 = 2,626.08/x
  3. Step 3: Cross multiply
    3,861.76x = 5,792.48 × 2,626.08
  4. Step 4: Simplify right side
    3,861.76x = 15,211,515.88
  5. Step 5: Solve for x
    x = 15,211,515.88/3,861.76
  6. Step 6: Final answer
    x = 3,939.01

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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.