Home / 9,028.10-13,550.15-5,325.70

Finding the Fourth Proportional to 9,028.10, 13,550.15 and 5,325.70

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Solution

The fourth proportional to 9,028.10, 13,550.15 and 5,325.70 is: 7,993.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.10 : 13,550.15 = 5,325.70 : x
  2. Step 2: Convert to fraction form
    9,028.10/13,550.15 = 5,325.70/x
  3. Step 3: Cross multiply
    9,028.10x = 13,550.15 × 5,325.70
  4. Step 4: Simplify right side
    9,028.10x = 72,164,033.86
  5. Step 5: Solve for x
    x = 72,164,033.86/9,028.10
  6. Step 6: Final answer
    x = 7,993.27

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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.