Home / 8,240.88-11,372.47-4,464.05

Finding the Fourth Proportional to 8,240.88, 11,372.47 and 4,464.05

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Solution

The fourth proportional to 8,240.88, 11,372.47 and 4,464.05 is: 6,160.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.88 : 11,372.47 = 4,464.05 : x
  2. Step 2: Convert to fraction form
    8,240.88/11,372.47 = 4,464.05/x
  3. Step 3: Cross multiply
    8,240.88x = 11,372.47 × 4,464.05
  4. Step 4: Simplify right side
    8,240.88x = 50,767,212.26
  5. Step 5: Solve for x
    x = 50,767,212.26/8,240.88
  6. Step 6: Final answer
    x = 6,160.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.