Home / 4,806.44-7,210.55-1,520.36

Finding the Fourth Proportional to 4,806.44, 7,210.55 and 1,520.36

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Solution

The fourth proportional to 4,806.44, 7,210.55 and 1,520.36 is: 2,280.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,806.44 : 7,210.55 = 1,520.36 : x
  2. Step 2: Convert to fraction form
    4,806.44/7,210.55 = 1,520.36/x
  3. Step 3: Cross multiply
    4,806.44x = 7,210.55 × 1,520.36
  4. Step 4: Simplify right side
    4,806.44x = 10,962,631.80
  5. Step 5: Solve for x
    x = 10,962,631.80/4,806.44
  6. Step 6: Final answer
    x = 2,280.82

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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.