Home / 3,852.26-5,318.40-2,528.28

Finding the Fourth Proportional to 3,852.26, 5,318.40 and 2,528.28

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Solution

The fourth proportional to 3,852.26, 5,318.40 and 2,528.28 is: 3,490.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.26 : 5,318.40 = 2,528.28 : x
  2. Step 2: Convert to fraction form
    3,852.26/5,318.40 = 2,528.28/x
  3. Step 3: Cross multiply
    3,852.26x = 5,318.40 × 2,528.28
  4. Step 4: Simplify right side
    3,852.26x = 13,446,404.35
  5. Step 5: Solve for x
    x = 13,446,404.35/3,852.26
  6. Step 6: Final answer
    x = 3,490.53

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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.