Home / 8,077.37-11,146.55-4,540.50

Finding the Fourth Proportional to 8,077.37, 11,146.55 and 4,540.50

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Solution

The fourth proportional to 8,077.37, 11,146.55 and 4,540.50 is: 6,265.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077.37 : 11,146.55 = 4,540.50 : x
  2. Step 2: Convert to fraction form
    8,077.37/11,146.55 = 4,540.50/x
  3. Step 3: Cross multiply
    8,077.37x = 11,146.55 × 4,540.50
  4. Step 4: Simplify right side
    8,077.37x = 50,610,887.57
  5. Step 5: Solve for x
    x = 50,610,887.57/8,077.37
  6. Step 6: Final answer
    x = 6,265.77

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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.