Home / 3,570.23-4,936.32-3,126.86

Finding the Fourth Proportional to 3,570.23, 4,936.32 and 3,126.86

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Solution

The fourth proportional to 3,570.23, 4,936.32 and 3,126.86 is: 4,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.23 : 4,936.32 = 3,126.86 : x
  2. Step 2: Convert to fraction form
    3,570.23/4,936.32 = 3,126.86/x
  3. Step 3: Cross multiply
    3,570.23x = 4,936.32 × 3,126.86
  4. Step 4: Simplify right side
    3,570.23x = 15,435,171.62
  5. Step 5: Solve for x
    x = 15,435,171.62/3,570.23
  6. Step 6: Final answer
    x = 4,323.30

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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.