Home / 7,750.18-11,626.81-3,069.32

Finding the Fourth Proportional to 7,750.18, 11,626.81 and 3,069.32

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Solution

The fourth proportional to 7,750.18, 11,626.81 and 3,069.32 is: 4,604.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.18 : 11,626.81 = 3,069.32 : x
  2. Step 2: Convert to fraction form
    7,750.18/11,626.81 = 3,069.32/x
  3. Step 3: Cross multiply
    7,750.18x = 11,626.81 × 3,069.32
  4. Step 4: Simplify right side
    7,750.18x = 35,686,373.84
  5. Step 5: Solve for x
    x = 35,686,373.84/7,750.18
  6. Step 6: Final answer
    x = 4,604.59

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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.