Home / 7,485.37-11,226.13-2,219.14

Finding the Fourth Proportional to 7,485.37, 11,226.13 and 2,219.14

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Solution

The fourth proportional to 7,485.37, 11,226.13 and 2,219.14 is: 3,328.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485.37 : 11,226.13 = 2,219.14 : x
  2. Step 2: Convert to fraction form
    7,485.37/11,226.13 = 2,219.14/x
  3. Step 3: Cross multiply
    7,485.37x = 11,226.13 × 2,219.14
  4. Step 4: Simplify right side
    7,485.37x = 24,912,416.12
  5. Step 5: Solve for x
    x = 24,912,416.12/7,485.37
  6. Step 6: Final answer
    x = 3,328.15

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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.