Home / 6,014.21-9,021.38-2,118.65

Finding the Fourth Proportional to 6,014.21, 9,021.38 and 2,118.65

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Solution

The fourth proportional to 6,014.21, 9,021.38 and 2,118.65 is: 3,178.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,014.21 : 9,021.38 = 2,118.65 : x
  2. Step 2: Convert to fraction form
    6,014.21/9,021.38 = 2,118.65/x
  3. Step 3: Cross multiply
    6,014.21x = 9,021.38 × 2,118.65
  4. Step 4: Simplify right side
    6,014.21x = 19,113,146.74
  5. Step 5: Solve for x
    x = 19,113,146.74/6,014.21
  6. Step 6: Final answer
    x = 3,178.00

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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.