Home / 4,696.40-6,481.07-2,809.10

Finding the Fourth Proportional to 4,696.40, 6,481.07 and 2,809.10

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Solution

The fourth proportional to 4,696.40, 6,481.07 and 2,809.10 is: 3,876.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,696.40 : 6,481.07 = 2,809.10 : x
  2. Step 2: Convert to fraction form
    4,696.40/6,481.07 = 2,809.10/x
  3. Step 3: Cross multiply
    4,696.40x = 6,481.07 × 2,809.10
  4. Step 4: Simplify right side
    4,696.40x = 18,205,927.29
  5. Step 5: Solve for x
    x = 18,205,927.29/4,696.40
  6. Step 6: Final answer
    x = 3,876.57

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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.