Home / 4,013.73-5,538.44-2,420.46

Finding the Fourth Proportional to 4,013.73, 5,538.44 and 2,420.46

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Solution

The fourth proportional to 4,013.73, 5,538.44 and 2,420.46 is: 3,339.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.73 : 5,538.44 = 2,420.46 : x
  2. Step 2: Convert to fraction form
    4,013.73/5,538.44 = 2,420.46/x
  3. Step 3: Cross multiply
    4,013.73x = 5,538.44 × 2,420.46
  4. Step 4: Simplify right side
    4,013.73x = 13,405,578.53
  5. Step 5: Solve for x
    x = 13,405,578.53/4,013.73
  6. Step 6: Final answer
    x = 3,339.93

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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.