Home / 5,823.80-8,036.86-3,171.23

Finding the Fourth Proportional to 5,823.80, 8,036.86 and 3,171.23

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Solution

The fourth proportional to 5,823.80, 8,036.86 and 3,171.23 is: 4,376.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,823.80 : 8,036.86 = 3,171.23 : x
  2. Step 2: Convert to fraction form
    5,823.80/8,036.86 = 3,171.23/x
  3. Step 3: Cross multiply
    5,823.80x = 8,036.86 × 3,171.23
  4. Step 4: Simplify right side
    5,823.80x = 25,486,683.43
  5. Step 5: Solve for x
    x = 25,486,683.43/5,823.80
  6. Step 6: Final answer
    x = 4,376.30

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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.