Home / 6,146.40-9,243.90-5,514.60

Finding the Fourth Proportional to 6,146.40, 9,243.90 and 5,514.60

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Solution

The fourth proportional to 6,146.40, 9,243.90 and 5,514.60 is: 8,293.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,146.40 : 9,243.90 = 5,514.60 : x
  2. Step 2: Convert to fraction form
    6,146.40/9,243.90 = 5,514.60/x
  3. Step 3: Cross multiply
    6,146.40x = 9,243.90 × 5,514.60
  4. Step 4: Simplify right side
    6,146.40x = 50,976,410.94
  5. Step 5: Solve for x
    x = 50,976,410.94/6,146.40
  6. Step 6: Final answer
    x = 8,293.70

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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.