Home / 5,039.89-6,955.62-2,801.99

Finding the Fourth Proportional to 5,039.89, 6,955.62 and 2,801.99

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Solution

The fourth proportional to 5,039.89, 6,955.62 and 2,801.99 is: 3,867.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.89 : 6,955.62 = 2,801.99 : x
  2. Step 2: Convert to fraction form
    5,039.89/6,955.62 = 2,801.99/x
  3. Step 3: Cross multiply
    5,039.89x = 6,955.62 × 2,801.99
  4. Step 4: Simplify right side
    5,039.89x = 19,489,528.90
  5. Step 5: Solve for x
    x = 19,489,528.90/5,039.89
  6. Step 6: Final answer
    x = 3,867.06

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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.