Home / 6,347.08-9,520.61-2,188.27

Finding the Fourth Proportional to 6,347.08, 9,520.61 and 2,188.27

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Solution

The fourth proportional to 6,347.08, 9,520.61 and 2,188.27 is: 3,282.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.08 : 9,520.61 = 2,188.27 : x
  2. Step 2: Convert to fraction form
    6,347.08/9,520.61 = 2,188.27/x
  3. Step 3: Cross multiply
    6,347.08x = 9,520.61 × 2,188.27
  4. Step 4: Simplify right side
    6,347.08x = 20,833,711.44
  5. Step 5: Solve for x
    x = 20,833,711.44/6,347.08
  6. Step 6: Final answer
    x = 3,282.41

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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.