Home / 1,632.29-2,253.38-1,073.12

Finding the Fourth Proportional to 1,632.29, 2,253.38 and 1,073.12

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Solution

The fourth proportional to 1,632.29, 2,253.38 and 1,073.12 is: 1,481.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.29 : 2,253.38 = 1,073.12 : x
  2. Step 2: Convert to fraction form
    1,632.29/2,253.38 = 1,073.12/x
  3. Step 3: Cross multiply
    1,632.29x = 2,253.38 × 1,073.12
  4. Step 4: Simplify right side
    1,632.29x = 2,418,130.51
  5. Step 5: Solve for x
    x = 2,418,130.51/1,632.29
  6. Step 6: Final answer
    x = 1,481.44

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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.