Home / 5,921.40-8,867.70-4,452.60

Finding the Fourth Proportional to 5,921.40, 8,867.70 and 4,452.60

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Solution

The fourth proportional to 5,921.40, 8,867.70 and 4,452.60 is: 6,668.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.40 : 8,867.70 = 4,452.60 : x
  2. Step 2: Convert to fraction form
    5,921.40/8,867.70 = 4,452.60/x
  3. Step 3: Cross multiply
    5,921.40x = 8,867.70 × 4,452.60
  4. Step 4: Simplify right side
    5,921.40x = 39,484,321.02
  5. Step 5: Solve for x
    x = 39,484,321.02/5,921.40
  6. Step 6: Final answer
    x = 6,668.07

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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.