Home / 4,859.90-6,705.51-2,765.18

Finding the Fourth Proportional to 4,859.90, 6,705.51 and 2,765.18

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Solution

The fourth proportional to 4,859.90, 6,705.51 and 2,765.18 is: 3,815.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.90 : 6,705.51 = 2,765.18 : x
  2. Step 2: Convert to fraction form
    4,859.90/6,705.51 = 2,765.18/x
  3. Step 3: Cross multiply
    4,859.90x = 6,705.51 × 2,765.18
  4. Step 4: Simplify right side
    4,859.90x = 18,541,942.14
  5. Step 5: Solve for x
    x = 18,541,942.14/4,859.90
  6. Step 6: Final answer
    x = 3,815.29

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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.