Home / 8,378.10-12,563.42-6,028.29

Finding the Fourth Proportional to 8,378.10, 12,563.42 and 6,028.29

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Solution

The fourth proportional to 8,378.10, 12,563.42 and 6,028.29 is: 9,039.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,378.10 : 12,563.42 = 6,028.29 : x
  2. Step 2: Convert to fraction form
    8,378.10/12,563.42 = 6,028.29/x
  3. Step 3: Cross multiply
    8,378.10x = 12,563.42 × 6,028.29
  4. Step 4: Simplify right side
    8,378.10x = 75,735,909.01
  5. Step 5: Solve for x
    x = 75,735,909.01/8,378.10
  6. Step 6: Final answer
    x = 9,039.75

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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.