Home / 4,699.61-7,045.26-1,779.96

Finding the Fourth Proportional to 4,699.61, 7,045.26 and 1,779.96

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Solution

The fourth proportional to 4,699.61, 7,045.26 and 1,779.96 is: 2,668.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.61 : 7,045.26 = 1,779.96 : x
  2. Step 2: Convert to fraction form
    4,699.61/7,045.26 = 1,779.96/x
  3. Step 3: Cross multiply
    4,699.61x = 7,045.26 × 1,779.96
  4. Step 4: Simplify right side
    4,699.61x = 12,540,280.99
  5. Step 5: Solve for x
    x = 12,540,280.99/4,699.61
  6. Step 6: Final answer
    x = 2,668.37

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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.