Home / 4,817.52-6,639.48-3,555.84

Finding the Fourth Proportional to 4,817.52, 6,639.48 and 3,555.84

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Solution

The fourth proportional to 4,817.52, 6,639.48 and 3,555.84 is: 4,900.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.52 : 6,639.48 = 3,555.84 : x
  2. Step 2: Convert to fraction form
    4,817.52/6,639.48 = 3,555.84/x
  3. Step 3: Cross multiply
    4,817.52x = 6,639.48 × 3,555.84
  4. Step 4: Simplify right side
    4,817.52x = 23,608,928.56
  5. Step 5: Solve for x
    x = 23,608,928.56/4,817.52
  6. Step 6: Final answer
    x = 4,900.64

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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.