Home / 4,026.90-6,040.96-2,178.28

Finding the Fourth Proportional to 4,026.90, 6,040.96 and 2,178.28

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Solution

The fourth proportional to 4,026.90, 6,040.96 and 2,178.28 is: 3,267.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,026.90 : 6,040.96 = 2,178.28 : x
  2. Step 2: Convert to fraction form
    4,026.90/6,040.96 = 2,178.28/x
  3. Step 3: Cross multiply
    4,026.90x = 6,040.96 × 2,178.28
  4. Step 4: Simplify right side
    4,026.90x = 13,158,902.35
  5. Step 5: Solve for x
    x = 13,158,902.35/4,026.90
  6. Step 6: Final answer
    x = 3,267.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.