Home / 5,222.36-7,833.48-1,762.04

Finding the Fourth Proportional to 5,222.36, 7,833.48 and 1,762.04

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Solution

The fourth proportional to 5,222.36, 7,833.48 and 1,762.04 is: 2,643.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.36 : 7,833.48 = 1,762.04 : x
  2. Step 2: Convert to fraction form
    5,222.36/7,833.48 = 1,762.04/x
  3. Step 3: Cross multiply
    5,222.36x = 7,833.48 × 1,762.04
  4. Step 4: Simplify right side
    5,222.36x = 13,802,905.10
  5. Step 5: Solve for x
    x = 13,802,905.10/5,222.36
  6. Step 6: Final answer
    x = 2,643.04

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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.