Home / 6,275.37-8,660.28-3,622.77

Finding the Fourth Proportional to 6,275.37, 8,660.28 and 3,622.77

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Solution

The fourth proportional to 6,275.37, 8,660.28 and 3,622.77 is: 4,999.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.37 : 8,660.28 = 3,622.77 : x
  2. Step 2: Convert to fraction form
    6,275.37/8,660.28 = 3,622.77/x
  3. Step 3: Cross multiply
    6,275.37x = 8,660.28 × 3,622.77
  4. Step 4: Simplify right side
    6,275.37x = 31,374,202.58
  5. Step 5: Solve for x
    x = 31,374,202.58/6,275.37
  6. Step 6: Final answer
    x = 4,999.58

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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.