Home / 5,075.45-7,004.44-2,837.42

Finding the Fourth Proportional to 5,075.45, 7,004.44 and 2,837.42

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Solution

The fourth proportional to 5,075.45, 7,004.44 and 2,837.42 is: 3,915.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.45 : 7,004.44 = 2,837.42 : x
  2. Step 2: Convert to fraction form
    5,075.45/7,004.44 = 2,837.42/x
  3. Step 3: Cross multiply
    5,075.45x = 7,004.44 × 2,837.42
  4. Step 4: Simplify right side
    5,075.45x = 19,874,538.14
  5. Step 5: Solve for x
    x = 19,874,538.14/5,075.45
  6. Step 6: Final answer
    x = 3,915.82

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1.5x scale

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.