Home / 4,842.99-7,250.40-2,988.54

Finding the Fourth Proportional to 4,842.99, 7,250.40 and 2,988.54

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Solution

The fourth proportional to 4,842.99, 7,250.40 and 2,988.54 is: 4,474.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.99 : 7,250.40 = 2,988.54 : x
  2. Step 2: Convert to fraction form
    4,842.99/7,250.40 = 2,988.54/x
  3. Step 3: Cross multiply
    4,842.99x = 7,250.40 × 2,988.54
  4. Step 4: Simplify right side
    4,842.99x = 21,668,110.42
  5. Step 5: Solve for x
    x = 21,668,110.42/4,842.99
  6. Step 6: Final answer
    x = 4,474.12

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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.