Home / 6,171.35-9,258.47-1,788.89

Finding the Fourth Proportional to 6,171.35, 9,258.47 and 1,788.89

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Solution

The fourth proportional to 6,171.35, 9,258.47 and 1,788.89 is: 2,683.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,171.35 : 9,258.47 = 1,788.89 : x
  2. Step 2: Convert to fraction form
    6,171.35/9,258.47 = 1,788.89/x
  3. Step 3: Cross multiply
    6,171.35x = 9,258.47 × 1,788.89
  4. Step 4: Simplify right side
    6,171.35x = 16,562,375.45
  5. Step 5: Solve for x
    x = 16,562,375.45/6,171.35
  6. Step 6: Final answer
    x = 2,683.75

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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.