Home / 6,154.24-9,231.72-1,771.60

Finding the Fourth Proportional to 6,154.24, 9,231.72 and 1,771.60

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Solution

The fourth proportional to 6,154.24, 9,231.72 and 1,771.60 is: 2,657.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,154.24 : 9,231.72 = 1,771.60 : x
  2. Step 2: Convert to fraction form
    6,154.24/9,231.72 = 1,771.60/x
  3. Step 3: Cross multiply
    6,154.24x = 9,231.72 × 1,771.60
  4. Step 4: Simplify right side
    6,154.24x = 16,354,915.15
  5. Step 5: Solve for x
    x = 16,354,915.15/6,154.24
  6. Step 6: Final answer
    x = 2,657.50

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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.