Home / 5,244.75-7,238.07-2,886.84

Finding the Fourth Proportional to 5,244.75, 7,238.07 and 2,886.84

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Solution

The fourth proportional to 5,244.75, 7,238.07 and 2,886.84 is: 3,984.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.75 : 7,238.07 = 2,886.84 : x
  2. Step 2: Convert to fraction form
    5,244.75/7,238.07 = 2,886.84/x
  3. Step 3: Cross multiply
    5,244.75x = 7,238.07 × 2,886.84
  4. Step 4: Simplify right side
    5,244.75x = 20,895,150.00
  5. Step 5: Solve for x
    x = 20,895,150.00/5,244.75
  6. Step 6: Final answer
    x = 3,984.01

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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.