Home / 3,040.74-4,555.08-2,101.41

Finding the Fourth Proportional to 3,040.74, 4,555.08 and 2,101.41

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Solution

The fourth proportional to 3,040.74, 4,555.08 and 2,101.41 is: 3,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.74 : 4,555.08 = 2,101.41 : x
  2. Step 2: Convert to fraction form
    3,040.74/4,555.08 = 2,101.41/x
  3. Step 3: Cross multiply
    3,040.74x = 4,555.08 × 2,101.41
  4. Step 4: Simplify right side
    3,040.74x = 9,572,090.66
  5. Step 5: Solve for x
    x = 9,572,090.66/3,040.74
  6. Step 6: Final answer
    x = 3,147.95

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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.