Home / 4,222.21-6,333.27-1,102.18

Finding the Fourth Proportional to 4,222.21, 6,333.27 and 1,102.18

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Solution

The fourth proportional to 4,222.21, 6,333.27 and 1,102.18 is: 1,653.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.21 : 6,333.27 = 1,102.18 : x
  2. Step 2: Convert to fraction form
    4,222.21/6,333.27 = 1,102.18/x
  3. Step 3: Cross multiply
    4,222.21x = 6,333.27 × 1,102.18
  4. Step 4: Simplify right side
    4,222.21x = 6,980,403.53
  5. Step 5: Solve for x
    x = 6,980,403.53/4,222.21
  6. Step 6: Final answer
    x = 1,653.26

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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.