Home / 5,448.74-8,171.75-1,751.36

Finding the Fourth Proportional to 5,448.74, 8,171.75 and 1,751.36

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Solution

The fourth proportional to 5,448.74, 8,171.75 and 1,751.36 is: 2,626.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.74 : 8,171.75 = 1,751.36 : x
  2. Step 2: Convert to fraction form
    5,448.74/8,171.75 = 1,751.36/x
  3. Step 3: Cross multiply
    5,448.74x = 8,171.75 × 1,751.36
  4. Step 4: Simplify right side
    5,448.74x = 14,311,639.60
  5. Step 5: Solve for x
    x = 14,311,639.60/5,448.74
  6. Step 6: Final answer
    x = 2,626.60

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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.