Home / 6,635.64-9,157.52-3,651.45

Finding the Fourth Proportional to 6,635.64, 9,157.52 and 3,651.45

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Solution

The fourth proportional to 6,635.64, 9,157.52 and 3,651.45 is: 5,039.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.64 : 9,157.52 = 3,651.45 : x
  2. Step 2: Convert to fraction form
    6,635.64/9,157.52 = 3,651.45/x
  3. Step 3: Cross multiply
    6,635.64x = 9,157.52 × 3,651.45
  4. Step 4: Simplify right side
    6,635.64x = 33,438,221.84
  5. Step 5: Solve for x
    x = 33,438,221.84/6,635.64
  6. Step 6: Final answer
    x = 5,039.18

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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.