Home / 3,040.96-4,558.80-2,118.24

Finding the Fourth Proportional to 3,040.96, 4,558.80 and 2,118.24

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Solution

The fourth proportional to 3,040.96, 4,558.80 and 2,118.24 is: 3,175.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.96 : 4,558.80 = 2,118.24 : x
  2. Step 2: Convert to fraction form
    3,040.96/4,558.80 = 2,118.24/x
  3. Step 3: Cross multiply
    3,040.96x = 4,558.80 × 2,118.24
  4. Step 4: Simplify right side
    3,040.96x = 9,656,632.51
  5. Step 5: Solve for x
    x = 9,656,632.51/3,040.96
  6. Step 6: Final answer
    x = 3,175.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.