Home / 4,075.14-6,109.29-2,838.90

Finding the Fourth Proportional to 4,075.14, 6,109.29 and 2,838.90

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Solution

The fourth proportional to 4,075.14, 6,109.29 and 2,838.90 is: 4,255.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.14 : 6,109.29 = 2,838.90 : x
  2. Step 2: Convert to fraction form
    4,075.14/6,109.29 = 2,838.90/x
  3. Step 3: Cross multiply
    4,075.14x = 6,109.29 × 2,838.90
  4. Step 4: Simplify right side
    4,075.14x = 17,343,663.38
  5. Step 5: Solve for x
    x = 17,343,663.38/4,075.14
  6. Step 6: Final answer
    x = 4,255.97

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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.