Home / 6,288.54-8,675.70-3,635.46

Finding the Fourth Proportional to 6,288.54, 8,675.70 and 3,635.46

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Solution

The fourth proportional to 6,288.54, 8,675.70 and 3,635.46 is: 5,015.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288.54 : 8,675.70 = 3,635.46 : x
  2. Step 2: Convert to fraction form
    6,288.54/8,675.70 = 3,635.46/x
  3. Step 3: Cross multiply
    6,288.54x = 8,675.70 × 3,635.46
  4. Step 4: Simplify right side
    6,288.54x = 31,540,160.32
  5. Step 5: Solve for x
    x = 31,540,160.32/6,288.54
  6. Step 6: Final answer
    x = 5,015.50

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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.