Home / 5,222.75-7,828.65-2,303.10

Finding the Fourth Proportional to 5,222.75, 7,828.65 and 2,303.10

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Solution

The fourth proportional to 5,222.75, 7,828.65 and 2,303.10 is: 3,452.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.75 : 7,828.65 = 2,303.10 : x
  2. Step 2: Convert to fraction form
    5,222.75/7,828.65 = 2,303.10/x
  3. Step 3: Cross multiply
    5,222.75x = 7,828.65 × 2,303.10
  4. Step 4: Simplify right side
    5,222.75x = 18,030,163.82
  5. Step 5: Solve for x
    x = 18,030,163.82/5,222.75
  6. Step 6: Final answer
    x = 3,452.24

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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.