Home / 7,751.25-11,624.54-3,069.45

Finding the Fourth Proportional to 7,751.25, 11,624.54 and 3,069.45

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Solution

The fourth proportional to 7,751.25, 11,624.54 and 3,069.45 is: 4,603.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,751.25 : 11,624.54 = 3,069.45 : x
  2. Step 2: Convert to fraction form
    7,751.25/11,624.54 = 3,069.45/x
  3. Step 3: Cross multiply
    7,751.25x = 11,624.54 × 3,069.45
  4. Step 4: Simplify right side
    7,751.25x = 35,680,928.96
  5. Step 5: Solve for x
    x = 35,680,928.96/7,751.25
  6. Step 6: Final answer
    x = 4,603.25

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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.