Home / 8,254.49-11,391.11-4,477.59

Finding the Fourth Proportional to 8,254.49, 11,391.11 and 4,477.59

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Solution

The fourth proportional to 8,254.49, 11,391.11 and 4,477.59 is: 6,179.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.49 : 11,391.11 = 4,477.59 : x
  2. Step 2: Convert to fraction form
    8,254.49/11,391.11 = 4,477.59/x
  3. Step 3: Cross multiply
    8,254.49x = 11,391.11 × 4,477.59
  4. Step 4: Simplify right side
    8,254.49x = 51,004,697.84
  5. Step 5: Solve for x
    x = 51,004,697.84/8,254.49
  6. Step 6: Final answer
    x = 6,179.03

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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.