Home / 4,635.40-6,397.86-3,063.64

Finding the Fourth Proportional to 4,635.40, 6,397.86 and 3,063.64

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Solution

The fourth proportional to 4,635.40, 6,397.86 and 3,063.64 is: 4,228.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.40 : 6,397.86 = 3,063.64 : x
  2. Step 2: Convert to fraction form
    4,635.40/6,397.86 = 3,063.64/x
  3. Step 3: Cross multiply
    4,635.40x = 6,397.86 × 3,063.64
  4. Step 4: Simplify right side
    4,635.40x = 19,600,739.81
  5. Step 5: Solve for x
    x = 19,600,739.81/4,635.40
  6. Step 6: Final answer
    x = 4,228.49

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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.