Home / 3,004.89-4,147.77-2,011.62

Finding the Fourth Proportional to 3,004.89, 4,147.77 and 2,011.62

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Solution

The fourth proportional to 3,004.89, 4,147.77 and 2,011.62 is: 2,776.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004.89 : 4,147.77 = 2,011.62 : x
  2. Step 2: Convert to fraction form
    3,004.89/4,147.77 = 2,011.62/x
  3. Step 3: Cross multiply
    3,004.89x = 4,147.77 × 2,011.62
  4. Step 4: Simplify right side
    3,004.89x = 8,343,737.09
  5. Step 5: Solve for x
    x = 8,343,737.09/3,004.89
  6. Step 6: Final answer
    x = 2,776.72

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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.