Home / 2,288.36-3,157.70-1,449.48

Finding the Fourth Proportional to 2,288.36, 3,157.70 and 1,449.48

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Solution

The fourth proportional to 2,288.36, 3,157.70 and 1,449.48 is: 2,000.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.36 : 3,157.70 = 1,449.48 : x
  2. Step 2: Convert to fraction form
    2,288.36/3,157.70 = 1,449.48/x
  3. Step 3: Cross multiply
    2,288.36x = 3,157.70 × 1,449.48
  4. Step 4: Simplify right side
    2,288.36x = 4,577,023.00
  5. Step 5: Solve for x
    x = 4,577,023.00/2,288.36
  6. Step 6: Final answer
    x = 2,000.13

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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.