Home / 5,075.07-7,611.57-1,954.01

Finding the Fourth Proportional to 5,075.07, 7,611.57 and 1,954.01

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Solution

The fourth proportional to 5,075.07, 7,611.57 and 1,954.01 is: 2,930.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.07 : 7,611.57 = 1,954.01 : x
  2. Step 2: Convert to fraction form
    5,075.07/7,611.57 = 1,954.01/x
  3. Step 3: Cross multiply
    5,075.07x = 7,611.57 × 1,954.01
  4. Step 4: Simplify right side
    5,075.07x = 14,873,045.84
  5. Step 5: Solve for x
    x = 14,873,045.84/5,075.07
  6. Step 6: Final answer
    x = 2,930.61

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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.