Home / 2,823.94-3,897.02-1,581.94

Finding the Fourth Proportional to 2,823.94, 3,897.02 and 1,581.94

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Solution

The fourth proportional to 2,823.94, 3,897.02 and 1,581.94 is: 2,183.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.94 : 3,897.02 = 1,581.94 : x
  2. Step 2: Convert to fraction form
    2,823.94/3,897.02 = 1,581.94/x
  3. Step 3: Cross multiply
    2,823.94x = 3,897.02 × 1,581.94
  4. Step 4: Simplify right side
    2,823.94x = 6,164,851.82
  5. Step 5: Solve for x
    x = 6,164,851.82/2,823.94
  6. Step 6: Final answer
    x = 2,183.07

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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.