Home / 4,425.84-6,620.52-3,636.96

Finding the Fourth Proportional to 4,425.84, 6,620.52 and 3,636.96

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Solution

The fourth proportional to 4,425.84, 6,620.52 and 3,636.96 is: 5,440.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,425.84 : 6,620.52 = 3,636.96 : x
  2. Step 2: Convert to fraction form
    4,425.84/6,620.52 = 3,636.96/x
  3. Step 3: Cross multiply
    4,425.84x = 6,620.52 × 3,636.96
  4. Step 4: Simplify right side
    4,425.84x = 24,078,566.42
  5. Step 5: Solve for x
    x = 24,078,566.42/4,425.84
  6. Step 6: Final answer
    x = 5,440.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.