Home / 6,259.18-8,636.62-3,742.31

Finding the Fourth Proportional to 6,259.18, 8,636.62 and 3,742.31

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Solution

The fourth proportional to 6,259.18, 8,636.62 and 3,742.31 is: 5,163.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,259.18 : 8,636.62 = 3,742.31 : x
  2. Step 2: Convert to fraction form
    6,259.18/8,636.62 = 3,742.31/x
  3. Step 3: Cross multiply
    6,259.18x = 8,636.62 × 3,742.31
  4. Step 4: Simplify right side
    6,259.18x = 32,320,909.39
  5. Step 5: Solve for x
    x = 32,320,909.39/6,259.18
  6. Step 6: Final answer
    x = 5,163.76

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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.