Home / 5,069.86-7,605.83-1,559.66

Finding the Fourth Proportional to 5,069.86, 7,605.83 and 1,559.66

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Solution

The fourth proportional to 5,069.86, 7,605.83 and 1,559.66 is: 2,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.86 : 7,605.83 = 1,559.66 : x
  2. Step 2: Convert to fraction form
    5,069.86/7,605.83 = 1,559.66/x
  3. Step 3: Cross multiply
    5,069.86x = 7,605.83 × 1,559.66
  4. Step 4: Simplify right side
    5,069.86x = 11,862,474.69
  5. Step 5: Solve for x
    x = 11,862,474.69/5,069.86
  6. Step 6: Final answer
    x = 2,339.80

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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.