Home / 3,016.70-4,166.30-2,907.35

Finding the Fourth Proportional to 3,016.70, 4,166.30 and 2,907.35

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Solution

The fourth proportional to 3,016.70, 4,166.30 and 2,907.35 is: 4,015.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.70 : 4,166.30 = 2,907.35 : x
  2. Step 2: Convert to fraction form
    3,016.70/4,166.30 = 2,907.35/x
  3. Step 3: Cross multiply
    3,016.70x = 4,166.30 × 2,907.35
  4. Step 4: Simplify right side
    3,016.70x = 12,112,892.31
  5. Step 5: Solve for x
    x = 12,112,892.31/3,016.70
  6. Step 6: Final answer
    x = 4,015.28

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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.