Home / 3,852.61-5,316.58-2,084.19

Finding the Fourth Proportional to 3,852.61, 5,316.58 and 2,084.19

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Solution

The fourth proportional to 3,852.61, 5,316.58 and 2,084.19 is: 2,876.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.61 : 5,316.58 = 2,084.19 : x
  2. Step 2: Convert to fraction form
    3,852.61/5,316.58 = 2,084.19/x
  3. Step 3: Cross multiply
    3,852.61x = 5,316.58 × 2,084.19
  4. Step 4: Simplify right side
    3,852.61x = 11,080,752.45
  5. Step 5: Solve for x
    x = 11,080,752.45/3,852.61
  6. Step 6: Final answer
    x = 2,876.17

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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.