Home / 3,558.06-5,330.88-2,075.22

Finding the Fourth Proportional to 3,558.06, 5,330.88 and 2,075.22

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Solution

The fourth proportional to 3,558.06, 5,330.88 and 2,075.22 is: 3,109.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.06 : 5,330.88 = 2,075.22 : x
  2. Step 2: Convert to fraction form
    3,558.06/5,330.88 = 2,075.22/x
  3. Step 3: Cross multiply
    3,558.06x = 5,330.88 × 2,075.22
  4. Step 4: Simplify right side
    3,558.06x = 11,062,748.79
  5. Step 5: Solve for x
    x = 11,062,748.79/3,558.06
  6. Step 6: Final answer
    x = 3,109.21

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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.