Home / 4,415.45-6,623.78-1,492.97

Finding the Fourth Proportional to 4,415.45, 6,623.78 and 1,492.97

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Solution

The fourth proportional to 4,415.45, 6,623.78 and 1,492.97 is: 2,239.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,415.45 : 6,623.78 = 1,492.97 : x
  2. Step 2: Convert to fraction form
    4,415.45/6,623.78 = 1,492.97/x
  3. Step 3: Cross multiply
    4,415.45x = 6,623.78 × 1,492.97
  4. Step 4: Simplify right side
    4,415.45x = 9,889,075.44
  5. Step 5: Solve for x
    x = 9,889,075.44/4,415.45
  6. Step 6: Final answer
    x = 2,239.66

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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.