Home / 3,004.50-4,146.69-2,177.94

Finding the Fourth Proportional to 3,004.50, 4,146.69 and 2,177.94

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Solution

The fourth proportional to 3,004.50, 4,146.69 and 2,177.94 is: 3,005.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004.50 : 4,146.69 = 2,177.94 : x
  2. Step 2: Convert to fraction form
    3,004.50/4,146.69 = 2,177.94/x
  3. Step 3: Cross multiply
    3,004.50x = 4,146.69 × 2,177.94
  4. Step 4: Simplify right side
    3,004.50x = 9,031,242.02
  5. Step 5: Solve for x
    x = 9,031,242.02/3,004.50
  6. Step 6: Final answer
    x = 3,005.91

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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.