Home / 2,996.28-4,134.90-1,670.16

Finding the Fourth Proportional to 2,996.28, 4,134.90 and 1,670.16

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Solution

The fourth proportional to 2,996.28, 4,134.90 and 1,670.16 is: 2,304.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996.28 : 4,134.90 = 1,670.16 : x
  2. Step 2: Convert to fraction form
    2,996.28/4,134.90 = 1,670.16/x
  3. Step 3: Cross multiply
    2,996.28x = 4,134.90 × 1,670.16
  4. Step 4: Simplify right side
    2,996.28x = 6,905,944.58
  5. Step 5: Solve for x
    x = 6,905,944.58/2,996.28
  6. Step 6: Final answer
    x = 2,304.84

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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.