Home / 8,824.55-12,178.09-4,845.43

Finding the Fourth Proportional to 8,824.55, 12,178.09 and 4,845.43

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Solution

The fourth proportional to 8,824.55, 12,178.09 and 4,845.43 is: 6,686.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.55 : 12,178.09 = 4,845.43 : x
  2. Step 2: Convert to fraction form
    8,824.55/12,178.09 = 4,845.43/x
  3. Step 3: Cross multiply
    8,824.55x = 12,178.09 × 4,845.43
  4. Step 4: Simplify right side
    8,824.55x = 59,008,058.40
  5. Step 5: Solve for x
    x = 59,008,058.40/8,824.55
  6. Step 6: Final answer
    x = 6,686.81

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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.