Home / 2,995.36-4,134.13-1,817.02

Finding the Fourth Proportional to 2,995.36, 4,134.13 and 1,817.02

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Solution

The fourth proportional to 2,995.36, 4,134.13 and 1,817.02 is: 2,507.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.36 : 4,134.13 = 1,817.02 : x
  2. Step 2: Convert to fraction form
    2,995.36/4,134.13 = 1,817.02/x
  3. Step 3: Cross multiply
    2,995.36x = 4,134.13 × 1,817.02
  4. Step 4: Simplify right side
    2,995.36x = 7,511,787.81
  5. Step 5: Solve for x
    x = 7,511,787.81/2,995.36
  6. Step 6: Final answer
    x = 2,507.81

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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.