Home / 1,486.16-2,050.56-896.48

Finding the Fourth Proportional to 1,486.16, 2,050.56 and 896.48

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Solution

The fourth proportional to 1,486.16, 2,050.56 and 896.48 is: 1,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486.16 : 2,050.56 = 896.48 : x
  2. Step 2: Convert to fraction form
    1,486.16/2,050.56 = 896.48/x
  3. Step 3: Cross multiply
    1,486.16x = 2,050.56 × 896.48
  4. Step 4: Simplify right side
    1,486.16x = 1,838,286.03
  5. Step 5: Solve for x
    x = 1,838,286.03/1,486.16
  6. Step 6: Final answer
    x = 1,236.94

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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.