Home / 2,259.36-3,118.23-1,631.97

Finding the Fourth Proportional to 2,259.36, 3,118.23 and 1,631.97

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Solution

The fourth proportional to 2,259.36, 3,118.23 and 1,631.97 is: 2,252.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.36 : 3,118.23 = 1,631.97 : x
  2. Step 2: Convert to fraction form
    2,259.36/3,118.23 = 1,631.97/x
  3. Step 3: Cross multiply
    2,259.36x = 3,118.23 × 1,631.97
  4. Step 4: Simplify right side
    2,259.36x = 5,088,857.81
  5. Step 5: Solve for x
    x = 5,088,857.81/2,259.36
  6. Step 6: Final answer
    x = 2,252.34

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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.