Home / 4,783.32-7,172.19-2,184.84

Finding the Fourth Proportional to 4,783.32, 7,172.19 and 2,184.84

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Solution

The fourth proportional to 4,783.32, 7,172.19 and 2,184.84 is: 3,275.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.32 : 7,172.19 = 2,184.84 : x
  2. Step 2: Convert to fraction form
    4,783.32/7,172.19 = 2,184.84/x
  3. Step 3: Cross multiply
    4,783.32x = 7,172.19 × 2,184.84
  4. Step 4: Simplify right side
    4,783.32x = 15,670,087.60
  5. Step 5: Solve for x
    x = 15,670,087.60/4,783.32
  6. Step 6: Final answer
    x = 3,275.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.