Home / 7,711.26-11,559.53-3,554.07

Finding the Fourth Proportional to 7,711.26, 11,559.53 and 3,554.07

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Solution

The fourth proportional to 7,711.26, 11,559.53 and 3,554.07 is: 5,327.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711.26 : 11,559.53 = 3,554.07 : x
  2. Step 2: Convert to fraction form
    7,711.26/11,559.53 = 3,554.07/x
  3. Step 3: Cross multiply
    7,711.26x = 11,559.53 × 3,554.07
  4. Step 4: Simplify right side
    7,711.26x = 41,083,303.22
  5. Step 5: Solve for x
    x = 41,083,303.22/7,711.26
  6. Step 6: Final answer
    x = 5,327.71

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1.5x scale

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.