Home / 3,676.07-5,075.63-2,261.66

Finding the Fourth Proportional to 3,676.07, 5,075.63 and 2,261.66

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Solution

The fourth proportional to 3,676.07, 5,075.63 and 2,261.66 is: 3,122.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.07 : 5,075.63 = 2,261.66 : x
  2. Step 2: Convert to fraction form
    3,676.07/5,075.63 = 2,261.66/x
  3. Step 3: Cross multiply
    3,676.07x = 5,075.63 × 2,261.66
  4. Step 4: Simplify right side
    3,676.07x = 11,479,349.35
  5. Step 5: Solve for x
    x = 11,479,349.35/3,676.07
  6. Step 6: Final answer
    x = 3,122.72

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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.