Home / 4,430.10-6,639.96-2,846.79

Finding the Fourth Proportional to 4,430.10, 6,639.96 and 2,846.79

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Solution

The fourth proportional to 4,430.10, 6,639.96 and 2,846.79 is: 4,266.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.10 : 6,639.96 = 2,846.79 : x
  2. Step 2: Convert to fraction form
    4,430.10/6,639.96 = 2,846.79/x
  3. Step 3: Cross multiply
    4,430.10x = 6,639.96 × 2,846.79
  4. Step 4: Simplify right side
    4,430.10x = 18,902,571.73
  5. Step 5: Solve for x
    x = 18,902,571.73/4,430.10
  6. Step 6: Final answer
    x = 4,266.85

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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.