Home / 7,855.23-11,735.34-5,059.11

Finding the Fourth Proportional to 7,855.23, 11,735.34 and 5,059.11

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Solution

The fourth proportional to 7,855.23, 11,735.34 and 5,059.11 is: 7,558.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,855.23 : 11,735.34 = 5,059.11 : x
  2. Step 2: Convert to fraction form
    7,855.23/11,735.34 = 5,059.11/x
  3. Step 3: Cross multiply
    7,855.23x = 11,735.34 × 5,059.11
  4. Step 4: Simplify right side
    7,855.23x = 59,370,375.95
  5. Step 5: Solve for x
    x = 59,370,375.95/7,855.23
  6. Step 6: Final answer
    x = 7,558.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.