Home / 4,779.34-7,168.97-1,492.43

Finding the Fourth Proportional to 4,779.34, 7,168.97 and 1,492.43

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Solution

The fourth proportional to 4,779.34, 7,168.97 and 1,492.43 is: 2,238.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.34 : 7,168.97 = 1,492.43 : x
  2. Step 2: Convert to fraction form
    4,779.34/7,168.97 = 1,492.43/x
  3. Step 3: Cross multiply
    4,779.34x = 7,168.97 × 1,492.43
  4. Step 4: Simplify right side
    4,779.34x = 10,699,153.78
  5. Step 5: Solve for x
    x = 10,699,153.78/4,779.34
  6. Step 6: Final answer
    x = 2,238.63

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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.