Home / 4,811.16-7,219.32-3,768.12

Finding the Fourth Proportional to 4,811.16, 7,219.32 and 3,768.12

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Solution

The fourth proportional to 4,811.16, 7,219.32 and 3,768.12 is: 5,654.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.16 : 7,219.32 = 3,768.12 : x
  2. Step 2: Convert to fraction form
    4,811.16/7,219.32 = 3,768.12/x
  3. Step 3: Cross multiply
    4,811.16x = 7,219.32 × 3,768.12
  4. Step 4: Simplify right side
    4,811.16x = 27,203,264.08
  5. Step 5: Solve for x
    x = 27,203,264.08/4,811.16
  6. Step 6: Final answer
    x = 5,654.20

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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.