Home / 5,985.89-8,966.60-4,879.25

Finding the Fourth Proportional to 5,985.89, 8,966.60 and 4,879.25

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Solution

The fourth proportional to 5,985.89, 8,966.60 and 4,879.25 is: 7,308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.89 : 8,966.60 = 4,879.25 : x
  2. Step 2: Convert to fraction form
    5,985.89/8,966.60 = 4,879.25/x
  3. Step 3: Cross multiply
    5,985.89x = 8,966.60 × 4,879.25
  4. Step 4: Simplify right side
    5,985.89x = 43,750,258.65
  5. Step 5: Solve for x
    x = 43,750,258.65/5,985.89
  6. Step 6: Final answer
    x = 7,308.90

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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.