Home / 4,918.92-6,790.74-3,797.40

Finding the Fourth Proportional to 4,918.92, 6,790.74 and 3,797.40

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Solution

The fourth proportional to 4,918.92, 6,790.74 and 3,797.40 is: 5,242.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.92 : 6,790.74 = 3,797.40 : x
  2. Step 2: Convert to fraction form
    4,918.92/6,790.74 = 3,797.40/x
  3. Step 3: Cross multiply
    4,918.92x = 6,790.74 × 3,797.40
  4. Step 4: Simplify right side
    4,918.92x = 25,787,156.08
  5. Step 5: Solve for x
    x = 25,787,156.08/4,918.92
  6. Step 6: Final answer
    x = 5,242.44

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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.