Home / 5,062.16-6,986.46-3,072.74

Finding the Fourth Proportional to 5,062.16, 6,986.46 and 3,072.74

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Solution

The fourth proportional to 5,062.16, 6,986.46 and 3,072.74 is: 4,240.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,062.16 : 6,986.46 = 3,072.74 : x
  2. Step 2: Convert to fraction form
    5,062.16/6,986.46 = 3,072.74/x
  3. Step 3: Cross multiply
    5,062.16x = 6,986.46 × 3,072.74
  4. Step 4: Simplify right side
    5,062.16x = 21,467,575.10
  5. Step 5: Solve for x
    x = 21,467,575.10/5,062.16
  6. Step 6: Final answer
    x = 4,240.79

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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.