Home / 4,620.63-6,376.23-2,631.18

Finding the Fourth Proportional to 4,620.63, 6,376.23 and 2,631.18

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Solution

The fourth proportional to 4,620.63, 6,376.23 and 2,631.18 is: 3,630.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.63 : 6,376.23 = 2,631.18 : x
  2. Step 2: Convert to fraction form
    4,620.63/6,376.23 = 2,631.18/x
  3. Step 3: Cross multiply
    4,620.63x = 6,376.23 × 2,631.18
  4. Step 4: Simplify right side
    4,620.63x = 16,777,008.85
  5. Step 5: Solve for x
    x = 16,777,008.85/4,620.63
  6. Step 6: Final answer
    x = 3,630.89

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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.