Home / 4,809.12-6,636.60-2,601.12

Finding the Fourth Proportional to 4,809.12, 6,636.60 and 2,601.12

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Solution

The fourth proportional to 4,809.12, 6,636.60 and 2,601.12 is: 3,589.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.12 : 6,636.60 = 2,601.12 : x
  2. Step 2: Convert to fraction form
    4,809.12/6,636.60 = 2,601.12/x
  3. Step 3: Cross multiply
    4,809.12x = 6,636.60 × 2,601.12
  4. Step 4: Simplify right side
    4,809.12x = 17,262,592.99
  5. Step 5: Solve for x
    x = 17,262,592.99/4,809.12
  6. Step 6: Final answer
    x = 3,589.55

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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.