Home / 3,783.24-5,219.16-2,210.64

Finding the Fourth Proportional to 3,783.24, 5,219.16 and 2,210.64

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Solution

The fourth proportional to 3,783.24, 5,219.16 and 2,210.64 is: 3,049.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783.24 : 5,219.16 = 2,210.64 : x
  2. Step 2: Convert to fraction form
    3,783.24/5,219.16 = 2,210.64/x
  3. Step 3: Cross multiply
    3,783.24x = 5,219.16 × 2,210.64
  4. Step 4: Simplify right side
    3,783.24x = 11,537,683.86
  5. Step 5: Solve for x
    x = 11,537,683.86/3,783.24
  6. Step 6: Final answer
    x = 3,049.68

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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.