Home / 2,696.76-4,038.84-2,075.54

Finding the Fourth Proportional to 2,696.76, 4,038.84 and 2,075.54

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Solution

The fourth proportional to 2,696.76, 4,038.84 and 2,075.54 is: 3,108.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696.76 : 4,038.84 = 2,075.54 : x
  2. Step 2: Convert to fraction form
    2,696.76/4,038.84 = 2,075.54/x
  3. Step 3: Cross multiply
    2,696.76x = 4,038.84 × 2,075.54
  4. Step 4: Simplify right side
    2,696.76x = 8,382,753.78
  5. Step 5: Solve for x
    x = 8,382,753.78/2,696.76
  6. Step 6: Final answer
    x = 3,108.45

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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.