Home / 5,887.61-8,830.62-2,189.33

Finding the Fourth Proportional to 5,887.61, 8,830.62 and 2,189.33

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Solution

The fourth proportional to 5,887.61, 8,830.62 and 2,189.33 is: 3,283.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.61 : 8,830.62 = 2,189.33 : x
  2. Step 2: Convert to fraction form
    5,887.61/8,830.62 = 2,189.33/x
  3. Step 3: Cross multiply
    5,887.61x = 8,830.62 × 2,189.33
  4. Step 4: Simplify right side
    5,887.61x = 19,333,141.28
  5. Step 5: Solve for x
    x = 19,333,141.28/5,887.61
  6. Step 6: Final answer
    x = 3,283.70

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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.