Home / 5,877.48-8,816.06-2,179.28

Finding the Fourth Proportional to 5,877.48, 8,816.06 and 2,179.28

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Solution

The fourth proportional to 5,877.48, 8,816.06 and 2,179.28 is: 3,268.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.48 : 8,816.06 = 2,179.28 : x
  2. Step 2: Convert to fraction form
    5,877.48/8,816.06 = 2,179.28/x
  3. Step 3: Cross multiply
    5,877.48x = 8,816.06 × 2,179.28
  4. Step 4: Simplify right side
    5,877.48x = 19,212,663.24
  5. Step 5: Solve for x
    x = 19,212,663.24/5,877.48
  6. Step 6: Final answer
    x = 3,268.86

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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.