Home / 3,342.37-5,009.68-1,261.04

Finding the Fourth Proportional to 3,342.37, 5,009.68 and 1,261.04

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Solution

The fourth proportional to 3,342.37, 5,009.68 and 1,261.04 is: 1,890.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.37 : 5,009.68 = 1,261.04 : x
  2. Step 2: Convert to fraction form
    3,342.37/5,009.68 = 1,261.04/x
  3. Step 3: Cross multiply
    3,342.37x = 5,009.68 × 1,261.04
  4. Step 4: Simplify right side
    3,342.37x = 6,317,406.87
  5. Step 5: Solve for x
    x = 6,317,406.87/3,342.37
  6. Step 6: Final answer
    x = 1,890.10

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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.