Home / 4,809.09-6,636.59-2,792.94

Finding the Fourth Proportional to 4,809.09, 6,636.59 and 2,792.94

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Solution

The fourth proportional to 4,809.09, 6,636.59 and 2,792.94 is: 3,854.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.09 : 6,636.59 = 2,792.94 : x
  2. Step 2: Convert to fraction form
    4,809.09/6,636.59 = 2,792.94/x
  3. Step 3: Cross multiply
    4,809.09x = 6,636.59 × 2,792.94
  4. Step 4: Simplify right side
    4,809.09x = 18,535,583.71
  5. Step 5: Solve for x
    x = 18,535,583.71/4,809.09
  6. Step 6: Final answer
    x = 3,854.28

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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.