Home / 2,328.26-3,212.88-1,333.46

Finding the Fourth Proportional to 2,328.26, 3,212.88 and 1,333.46

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Solution

The fourth proportional to 2,328.26, 3,212.88 and 1,333.46 is: 1,840.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328.26 : 3,212.88 = 1,333.46 : x
  2. Step 2: Convert to fraction form
    2,328.26/3,212.88 = 1,333.46/x
  3. Step 3: Cross multiply
    2,328.26x = 3,212.88 × 1,333.46
  4. Step 4: Simplify right side
    2,328.26x = 4,284,246.96
  5. Step 5: Solve for x
    x = 4,284,246.96/2,328.26
  6. Step 6: Final answer
    x = 1,840.11

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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.