Home / 3,852.66-5,316.69-2,084.28

Finding the Fourth Proportional to 3,852.66, 5,316.69 and 2,084.28

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Solution

The fourth proportional to 3,852.66, 5,316.69 and 2,084.28 is: 2,876.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.66 : 5,316.69 = 2,084.28 : x
  2. Step 2: Convert to fraction form
    3,852.66/5,316.69 = 2,084.28/x
  3. Step 3: Cross multiply
    3,852.66x = 5,316.69 × 2,084.28
  4. Step 4: Simplify right side
    3,852.66x = 11,081,470.63
  5. Step 5: Solve for x
    x = 11,081,470.63/3,852.66
  6. Step 6: Final answer
    x = 2,876.32

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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.