Home / 3,157.16-4,735.73-1,306.24

Finding the Fourth Proportional to 3,157.16, 4,735.73 and 1,306.24

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Solution

The fourth proportional to 3,157.16, 4,735.73 and 1,306.24 is: 1,959.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.16 : 4,735.73 = 1,306.24 : x
  2. Step 2: Convert to fraction form
    3,157.16/4,735.73 = 1,306.24/x
  3. Step 3: Cross multiply
    3,157.16x = 4,735.73 × 1,306.24
  4. Step 4: Simplify right side
    3,157.16x = 6,185,991.38
  5. Step 5: Solve for x
    x = 6,185,991.38/3,157.16
  6. Step 6: Final answer
    x = 1,959.36

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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.