Home / 4,809.65-6,636.91-2,684.99

Finding the Fourth Proportional to 4,809.65, 6,636.91 and 2,684.99

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Solution

The fourth proportional to 4,809.65, 6,636.91 and 2,684.99 is: 3,705.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.65 : 6,636.91 = 2,684.99 : x
  2. Step 2: Convert to fraction form
    4,809.65/6,636.91 = 2,684.99/x
  3. Step 3: Cross multiply
    4,809.65x = 6,636.91 × 2,684.99
  4. Step 4: Simplify right side
    4,809.65x = 17,820,036.98
  5. Step 5: Solve for x
    x = 17,820,036.98/4,809.65
  6. Step 6: Final answer
    x = 3,705.06

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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.