Home / 3,437.48-4,745.86-2,318.60

Finding the Fourth Proportional to 3,437.48, 4,745.86 and 2,318.60

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Solution

The fourth proportional to 3,437.48, 4,745.86 and 2,318.60 is: 3,201.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.48 : 4,745.86 = 2,318.60 : x
  2. Step 2: Convert to fraction form
    3,437.48/4,745.86 = 2,318.60/x
  3. Step 3: Cross multiply
    3,437.48x = 4,745.86 × 2,318.60
  4. Step 4: Simplify right side
    3,437.48x = 11,003,751.00
  5. Step 5: Solve for x
    x = 11,003,751.00/3,437.48
  6. Step 6: Final answer
    x = 3,201.11

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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.