Home / 8,515.26-11,750.40-4,738.33

Finding the Fourth Proportional to 8,515.26, 11,750.40 and 4,738.33

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Solution

The fourth proportional to 8,515.26, 11,750.40 and 4,738.33 is: 6,538.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,515.26 : 11,750.40 = 4,738.33 : x
  2. Step 2: Convert to fraction form
    8,515.26/11,750.40 = 4,738.33/x
  3. Step 3: Cross multiply
    8,515.26x = 11,750.40 × 4,738.33
  4. Step 4: Simplify right side
    8,515.26x = 55,677,287.52
  5. Step 5: Solve for x
    x = 55,677,287.52/8,515.26
  6. Step 6: Final answer
    x = 6,538.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.