Home / 4,114.12-5,672.28-2,994.16

Finding the Fourth Proportional to 4,114.12, 5,672.28 and 2,994.16

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Solution

The fourth proportional to 4,114.12, 5,672.28 and 2,994.16 is: 4,128.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.12 : 5,672.28 = 2,994.16 : x
  2. Step 2: Convert to fraction form
    4,114.12/5,672.28 = 2,994.16/x
  3. Step 3: Cross multiply
    4,114.12x = 5,672.28 × 2,994.16
  4. Step 4: Simplify right side
    4,114.12x = 16,983,713.88
  5. Step 5: Solve for x
    x = 16,983,713.88/4,114.12
  6. Step 6: Final answer
    x = 4,128.15

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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.