Home / 4,224.25-6,336.40-1,146.25

Finding the Fourth Proportional to 4,224.25, 6,336.40 and 1,146.25

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Solution

The fourth proportional to 4,224.25, 6,336.40 and 1,146.25 is: 1,719.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,224.25 : 6,336.40 = 1,146.25 : x
  2. Step 2: Convert to fraction form
    4,224.25/6,336.40 = 1,146.25/x
  3. Step 3: Cross multiply
    4,224.25x = 6,336.40 × 1,146.25
  4. Step 4: Simplify right side
    4,224.25x = 7,263,098.50
  5. Step 5: Solve for x
    x = 7,263,098.50/4,224.25
  6. Step 6: Final answer
    x = 1,719.38

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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.