Home / 5,921.26-8,877.45-3,580.79

Finding the Fourth Proportional to 5,921.26, 8,877.45 and 3,580.79

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Solution

The fourth proportional to 5,921.26, 8,877.45 and 3,580.79 is: 5,368.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.26 : 8,877.45 = 3,580.79 : x
  2. Step 2: Convert to fraction form
    5,921.26/8,877.45 = 3,580.79/x
  3. Step 3: Cross multiply
    5,921.26x = 8,877.45 × 3,580.79
  4. Step 4: Simplify right side
    5,921.26x = 31,788,249.34
  5. Step 5: Solve for x
    x = 31,788,249.34/5,921.26
  6. Step 6: Final answer
    x = 5,368.49

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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.