Home / 4,782.81-6,599.52-2,738.55

Finding the Fourth Proportional to 4,782.81, 6,599.52 and 2,738.55

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Solution

The fourth proportional to 4,782.81, 6,599.52 and 2,738.55 is: 3,778.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.81 : 6,599.52 = 2,738.55 : x
  2. Step 2: Convert to fraction form
    4,782.81/6,599.52 = 2,738.55/x
  3. Step 3: Cross multiply
    4,782.81x = 6,599.52 × 2,738.55
  4. Step 4: Simplify right side
    4,782.81x = 18,073,115.50
  5. Step 5: Solve for x
    x = 18,073,115.50/4,782.81
  6. Step 6: Final answer
    x = 3,778.77

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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.