Home / 2,066.64-2,852-1,623.72

Finding the Fourth Proportional to 2,066.64, 2,852 and 1,623.72

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Solution

The fourth proportional to 2,066.64, 2,852 and 1,623.72 is: 2,240.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066.64 : 2,852 = 1,623.72 : x
  2. Step 2: Convert to fraction form
    2,066.64/2,852 = 1,623.72/x
  3. Step 3: Cross multiply
    2,066.64x = 2,852 × 1,623.72
  4. Step 4: Simplify right side
    2,066.64x = 4,630,849.44
  5. Step 5: Solve for x
    x = 4,630,849.44/2,066.64
  6. Step 6: Final answer
    x = 2,240.76

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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.