Home / 6,305.37-9,459.27-2,145.21

Finding the Fourth Proportional to 6,305.37, 9,459.27 and 2,145.21

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Solution

The fourth proportional to 6,305.37, 9,459.27 and 2,145.21 is: 3,218.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,305.37 : 9,459.27 = 2,145.21 : x
  2. Step 2: Convert to fraction form
    6,305.37/9,459.27 = 2,145.21/x
  3. Step 3: Cross multiply
    6,305.37x = 9,459.27 × 2,145.21
  4. Step 4: Simplify right side
    6,305.37x = 20,292,120.60
  5. Step 5: Solve for x
    x = 20,292,120.60/6,305.37
  6. Step 6: Final answer
    x = 3,218.23

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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.