Home / 4,121.02-6,177.23-2,039.72

Finding the Fourth Proportional to 4,121.02, 6,177.23 and 2,039.72

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Solution

The fourth proportional to 4,121.02, 6,177.23 and 2,039.72 is: 3,057.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.02 : 6,177.23 = 2,039.72 : x
  2. Step 2: Convert to fraction form
    4,121.02/6,177.23 = 2,039.72/x
  3. Step 3: Cross multiply
    4,121.02x = 6,177.23 × 2,039.72
  4. Step 4: Simplify right side
    4,121.02x = 12,599,809.38
  5. Step 5: Solve for x
    x = 12,599,809.38/4,121.02
  6. Step 6: Final answer
    x = 3,057.45

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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.