Home / 6,626.50-9,942.09-2,928.25

Finding the Fourth Proportional to 6,626.50, 9,942.09 and 2,928.25

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Solution

The fourth proportional to 6,626.50, 9,942.09 and 2,928.25 is: 4,393.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.50 : 9,942.09 = 2,928.25 : x
  2. Step 2: Convert to fraction form
    6,626.50/9,942.09 = 2,928.25/x
  3. Step 3: Cross multiply
    6,626.50x = 9,942.09 × 2,928.25
  4. Step 4: Simplify right side
    6,626.50x = 29,112,925.04
  5. Step 5: Solve for x
    x = 29,112,925.04/6,626.50
  6. Step 6: Final answer
    x = 4,393.41

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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.