Home / 5,271.98-7,275.34-2,914.14

Finding the Fourth Proportional to 5,271.98, 7,275.34 and 2,914.14

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Solution

The fourth proportional to 5,271.98, 7,275.34 and 2,914.14 is: 4,021.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271.98 : 7,275.34 = 2,914.14 : x
  2. Step 2: Convert to fraction form
    5,271.98/7,275.34 = 2,914.14/x
  3. Step 3: Cross multiply
    5,271.98x = 7,275.34 × 2,914.14
  4. Step 4: Simplify right side
    5,271.98x = 21,201,359.31
  5. Step 5: Solve for x
    x = 21,201,359.31/5,271.98
  6. Step 6: Final answer
    x = 4,021.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.