Home / 4,919.81-6,792.54-3,798.77

Finding the Fourth Proportional to 4,919.81, 6,792.54 and 3,798.77

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Solution

The fourth proportional to 4,919.81, 6,792.54 and 3,798.77 is: 5,244.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.81 : 6,792.54 = 3,798.77 : x
  2. Step 2: Convert to fraction form
    4,919.81/6,792.54 = 3,798.77/x
  3. Step 3: Cross multiply
    4,919.81x = 6,792.54 × 3,798.77
  4. Step 4: Simplify right side
    4,919.81x = 25,803,297.18
  5. Step 5: Solve for x
    x = 25,803,297.18/4,919.81
  6. Step 6: Final answer
    x = 5,244.78

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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.