Home / 2,901.27-4,003.74-1,574.97

Finding the Fourth Proportional to 2,901.27, 4,003.74 and 1,574.97

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Solution

The fourth proportional to 2,901.27, 4,003.74 and 1,574.97 is: 2,173.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.27 : 4,003.74 = 1,574.97 : x
  2. Step 2: Convert to fraction form
    2,901.27/4,003.74 = 1,574.97/x
  3. Step 3: Cross multiply
    2,901.27x = 4,003.74 × 1,574.97
  4. Step 4: Simplify right side
    2,901.27x = 6,305,770.39
  5. Step 5: Solve for x
    x = 6,305,770.39/2,901.27
  6. Step 6: Final answer
    x = 2,173.45

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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.