Home / 5,192.67-7,784.14-1,904.88

Finding the Fourth Proportional to 5,192.67, 7,784.14 and 1,904.88

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Solution

The fourth proportional to 5,192.67, 7,784.14 and 1,904.88 is: 2,855.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.67 : 7,784.14 = 1,904.88 : x
  2. Step 2: Convert to fraction form
    5,192.67/7,784.14 = 1,904.88/x
  3. Step 3: Cross multiply
    5,192.67x = 7,784.14 × 1,904.88
  4. Step 4: Simplify right side
    5,192.67x = 14,827,852.60
  5. Step 5: Solve for x
    x = 14,827,852.60/5,192.67
  6. Step 6: Final answer
    x = 2,855.54

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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.