Home / 5,903.81-8,147.27-3,251.47

Finding the Fourth Proportional to 5,903.81, 8,147.27 and 3,251.47

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Solution

The fourth proportional to 5,903.81, 8,147.27 and 3,251.47 is: 4,487.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.81 : 8,147.27 = 3,251.47 : x
  2. Step 2: Convert to fraction form
    5,903.81/8,147.27 = 3,251.47/x
  3. Step 3: Cross multiply
    5,903.81x = 8,147.27 × 3,251.47
  4. Step 4: Simplify right side
    5,903.81x = 26,490,591.75
  5. Step 5: Solve for x
    x = 26,490,591.75/5,903.81
  6. Step 6: Final answer
    x = 4,487.03

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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.