Home / 3,047.02-4,204.99-1,851.80

Finding the Fourth Proportional to 3,047.02, 4,204.99 and 1,851.80

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Solution

The fourth proportional to 3,047.02, 4,204.99 and 1,851.80 is: 2,555.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.02 : 4,204.99 = 1,851.80 : x
  2. Step 2: Convert to fraction form
    3,047.02/4,204.99 = 1,851.80/x
  3. Step 3: Cross multiply
    3,047.02x = 4,204.99 × 1,851.80
  4. Step 4: Simplify right side
    3,047.02x = 7,786,800.48
  5. Step 5: Solve for x
    x = 7,786,800.48/3,047.02
  6. Step 6: Final answer
    x = 2,555.55

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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.