Home / 7,840.33-11,759.54-2,293.63

Finding the Fourth Proportional to 7,840.33, 11,759.54 and 2,293.63

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Solution

The fourth proportional to 7,840.33, 11,759.54 and 2,293.63 is: 3,440.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,840.33 : 11,759.54 = 2,293.63 : x
  2. Step 2: Convert to fraction form
    7,840.33/11,759.54 = 2,293.63/x
  3. Step 3: Cross multiply
    7,840.33x = 11,759.54 × 2,293.63
  4. Step 4: Simplify right side
    7,840.33x = 26,971,986.85
  5. Step 5: Solve for x
    x = 26,971,986.85/7,840.33
  6. Step 6: Final answer
    x = 3,440.16

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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.