Home / 5,361.80-8,045.73-2,075.22

Finding the Fourth Proportional to 5,361.80, 8,045.73 and 2,075.22

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Solution

The fourth proportional to 5,361.80, 8,045.73 and 2,075.22 is: 3,114.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.80 : 8,045.73 = 2,075.22 : x
  2. Step 2: Convert to fraction form
    5,361.80/8,045.73 = 2,075.22/x
  3. Step 3: Cross multiply
    5,361.80x = 8,045.73 × 2,075.22
  4. Step 4: Simplify right side
    5,361.80x = 16,696,659.81
  5. Step 5: Solve for x
    x = 16,696,659.81/5,361.80
  6. Step 6: Final answer
    x = 3,114.01

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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.