Home / 7,754.37-11,626.70-5,119.08

Finding the Fourth Proportional to 7,754.37, 11,626.70 and 5,119.08

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Solution

The fourth proportional to 7,754.37, 11,626.70 and 5,119.08 is: 7,675.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,754.37 : 11,626.70 = 5,119.08 : x
  2. Step 2: Convert to fraction form
    7,754.37/11,626.70 = 5,119.08/x
  3. Step 3: Cross multiply
    7,754.37x = 11,626.70 × 5,119.08
  4. Step 4: Simplify right side
    7,754.37x = 59,517,981.84
  5. Step 5: Solve for x
    x = 59,517,981.84/7,754.37
  6. Step 6: Final answer
    x = 7,675.41

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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.