Home / 4,860.12-6,705.30-2,763.72

Finding the Fourth Proportional to 4,860.12, 6,705.30 and 2,763.72

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Solution

The fourth proportional to 4,860.12, 6,705.30 and 2,763.72 is: 3,812.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.12 : 6,705.30 = 2,763.72 : x
  2. Step 2: Convert to fraction form
    4,860.12/6,705.30 = 2,763.72/x
  3. Step 3: Cross multiply
    4,860.12x = 6,705.30 × 2,763.72
  4. Step 4: Simplify right side
    4,860.12x = 18,531,571.72
  5. Step 5: Solve for x
    x = 18,531,571.72/4,860.12
  6. Step 6: Final answer
    x = 3,812.99

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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.