Home / 2,901.26-4,003.74-1,574.96

Finding the Fourth Proportional to 2,901.26, 4,003.74 and 1,574.96

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Solution

The fourth proportional to 2,901.26, 4,003.74 and 1,574.96 is: 2,173.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.26 : 4,003.74 = 1,574.96 : x
  2. Step 2: Convert to fraction form
    2,901.26/4,003.74 = 1,574.96/x
  3. Step 3: Cross multiply
    2,901.26x = 4,003.74 × 1,574.96
  4. Step 4: Simplify right side
    2,901.26x = 6,305,710.33
  5. Step 5: Solve for x
    x = 6,305,710.33/2,901.26
  6. Step 6: Final answer
    x = 2,173.44

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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.