Home / 3,512.40-5,268.56-1,048.92

Finding the Fourth Proportional to 3,512.40, 5,268.56 and 1,048.92

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Solution

The fourth proportional to 3,512.40, 5,268.56 and 1,048.92 is: 1,573.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.40 : 5,268.56 = 1,048.92 : x
  2. Step 2: Convert to fraction form
    3,512.40/5,268.56 = 1,048.92/x
  3. Step 3: Cross multiply
    3,512.40x = 5,268.56 × 1,048.92
  4. Step 4: Simplify right side
    3,512.40x = 5,526,292.71
  5. Step 5: Solve for x
    x = 5,526,292.71/3,512.40
  6. Step 6: Final answer
    x = 1,573.37

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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.