Home / 5,226.16-7,836.72-2,763.76

Finding the Fourth Proportional to 5,226.16, 7,836.72 and 2,763.76

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Solution

The fourth proportional to 5,226.16, 7,836.72 and 2,763.76 is: 4,144.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226.16 : 7,836.72 = 2,763.76 : x
  2. Step 2: Convert to fraction form
    5,226.16/7,836.72 = 2,763.76/x
  3. Step 3: Cross multiply
    5,226.16x = 7,836.72 × 2,763.76
  4. Step 4: Simplify right side
    5,226.16x = 21,658,813.27
  5. Step 5: Solve for x
    x = 21,658,813.27/5,226.16
  6. Step 6: Final answer
    x = 4,144.31

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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.