Home / 6,146.24-9,220.19-1,984.86

Finding the Fourth Proportional to 6,146.24, 9,220.19 and 1,984.86

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Solution

The fourth proportional to 6,146.24, 9,220.19 and 1,984.86 is: 2,977.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,146.24 : 9,220.19 = 1,984.86 : x
  2. Step 2: Convert to fraction form
    6,146.24/9,220.19 = 1,984.86/x
  3. Step 3: Cross multiply
    6,146.24x = 9,220.19 × 1,984.86
  4. Step 4: Simplify right side
    6,146.24x = 18,300,776.40
  5. Step 5: Solve for x
    x = 18,300,776.40/6,146.24
  6. Step 6: Final answer
    x = 2,977.56

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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.