Home / 2,833.02-3,908.49-2,088.75

Finding the Fourth Proportional to 2,833.02, 3,908.49 and 2,088.75

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Solution

The fourth proportional to 2,833.02, 3,908.49 and 2,088.75 is: 2,881.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.02 : 3,908.49 = 2,088.75 : x
  2. Step 2: Convert to fraction form
    2,833.02/3,908.49 = 2,088.75/x
  3. Step 3: Cross multiply
    2,833.02x = 3,908.49 × 2,088.75
  4. Step 4: Simplify right side
    2,833.02x = 8,163,858.49
  5. Step 5: Solve for x
    x = 8,163,858.49/2,833.02
  6. Step 6: Final answer
    x = 2,881.68

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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.