Home / 4,174.32-6,262.56-1,983

Finding the Fourth Proportional to 4,174.32, 6,262.56 and 1,983

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Solution

The fourth proportional to 4,174.32, 6,262.56 and 1,983 is: 2,975.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.32 : 6,262.56 = 1,983 : x
  2. Step 2: Convert to fraction form
    4,174.32/6,262.56 = 1,983/x
  3. Step 3: Cross multiply
    4,174.32x = 6,262.56 × 1,983
  4. Step 4: Simplify right side
    4,174.32x = 12,418,656.48
  5. Step 5: Solve for x
    x = 12,418,656.48/4,174.32
  6. Step 6: Final answer
    x = 2,975.01

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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.