Home / 1,608.33-2,218.65-1,048.56

Finding the Fourth Proportional to 1,608.33, 2,218.65 and 1,048.56

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Solution

The fourth proportional to 1,608.33, 2,218.65 and 1,048.56 is: 1,446.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608.33 : 2,218.65 = 1,048.56 : x
  2. Step 2: Convert to fraction form
    1,608.33/2,218.65 = 1,048.56/x
  3. Step 3: Cross multiply
    1,608.33x = 2,218.65 × 1,048.56
  4. Step 4: Simplify right side
    1,608.33x = 2,326,387.64
  5. Step 5: Solve for x
    x = 2,326,387.64/1,608.33
  6. Step 6: Final answer
    x = 1,446.46

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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.