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Finding the Fourth Proportional to 5,075.88, 7,004.04 and 2,837.48

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Solution

The fourth proportional to 5,075.88, 7,004.04 and 2,837.48 is: 3,915.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.88 : 7,004.04 = 2,837.48 : x
  2. Step 2: Convert to fraction form
    5,075.88/7,004.04 = 2,837.48/x
  3. Step 3: Cross multiply
    5,075.88x = 7,004.04 × 2,837.48
  4. Step 4: Simplify right side
    5,075.88x = 19,873,823.42
  5. Step 5: Solve for x
    x = 19,873,823.42/5,075.88
  6. Step 6: Final answer
    x = 3,915.35

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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.