Home / 6,875.56-10,311.32-3,586.96

Finding the Fourth Proportional to 6,875.56, 10,311.32 and 3,586.96

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Solution

The fourth proportional to 6,875.56, 10,311.32 and 3,586.96 is: 5,379.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.56 : 10,311.32 = 3,586.96 : x
  2. Step 2: Convert to fraction form
    6,875.56/10,311.32 = 3,586.96/x
  3. Step 3: Cross multiply
    6,875.56x = 10,311.32 × 3,586.96
  4. Step 4: Simplify right side
    6,875.56x = 36,986,292.39
  5. Step 5: Solve for x
    x = 36,986,292.39/6,875.56
  6. Step 6: Final answer
    x = 5,379.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.