Home / 5,236.65-7,226.63-2,846.64

Finding the Fourth Proportional to 5,236.65, 7,226.63 and 2,846.64

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Solution

The fourth proportional to 5,236.65, 7,226.63 and 2,846.64 is: 3,928.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.65 : 7,226.63 = 2,846.64 : x
  2. Step 2: Convert to fraction form
    5,236.65/7,226.63 = 2,846.64/x
  3. Step 3: Cross multiply
    5,236.65x = 7,226.63 × 2,846.64
  4. Step 4: Simplify right side
    5,236.65x = 20,571,599.79
  5. Step 5: Solve for x
    x = 20,571,599.79/5,236.65
  6. Step 6: Final answer
    x = 3,928.39

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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.