Home / 4,779.12-7,173.53-3,394.02

Finding the Fourth Proportional to 4,779.12, 7,173.53 and 3,394.02

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Solution

The fourth proportional to 4,779.12, 7,173.53 and 3,394.02 is: 5,094.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.12 : 7,173.53 = 3,394.02 : x
  2. Step 2: Convert to fraction form
    4,779.12/7,173.53 = 3,394.02/x
  3. Step 3: Cross multiply
    4,779.12x = 7,173.53 × 3,394.02
  4. Step 4: Simplify right side
    4,779.12x = 24,347,104.29
  5. Step 5: Solve for x
    x = 24,347,104.29/4,779.12
  6. Step 6: Final answer
    x = 5,094.47

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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.