Home / 5,903.23-8,147.25-3,813.43

Finding the Fourth Proportional to 5,903.23, 8,147.25 and 3,813.43

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Solution

The fourth proportional to 5,903.23, 8,147.25 and 3,813.43 is: 5,263.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.23 : 8,147.25 = 3,813.43 : x
  2. Step 2: Convert to fraction form
    5,903.23/8,147.25 = 3,813.43/x
  3. Step 3: Cross multiply
    5,903.23x = 8,147.25 × 3,813.43
  4. Step 4: Simplify right side
    5,903.23x = 31,068,967.57
  5. Step 5: Solve for x
    x = 31,068,967.57/5,903.23
  6. Step 6: Final answer
    x = 5,263.05

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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.