Home / 4,816.80-6,644.48-2,826.98

Finding the Fourth Proportional to 4,816.80, 6,644.48 and 2,826.98

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Solution

The fourth proportional to 4,816.80, 6,644.48 and 2,826.98 is: 3,899.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.80 : 6,644.48 = 2,826.98 : x
  2. Step 2: Convert to fraction form
    4,816.80/6,644.48 = 2,826.98/x
  3. Step 3: Cross multiply
    4,816.80x = 6,644.48 × 2,826.98
  4. Step 4: Simplify right side
    4,816.80x = 18,783,812.07
  5. Step 5: Solve for x
    x = 18,783,812.07/4,816.80
  6. Step 6: Final answer
    x = 3,899.65

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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.