Home / 9,025.50-13,533.30-2,783.78

Finding the Fourth Proportional to 9,025.50, 13,533.30 and 2,783.78

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Solution

The fourth proportional to 9,025.50, 13,533.30 and 2,783.78 is: 4,174.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,025.50 : 13,533.30 = 2,783.78 : x
  2. Step 2: Convert to fraction form
    9,025.50/13,533.30 = 2,783.78/x
  3. Step 3: Cross multiply
    9,025.50x = 13,533.30 × 2,783.78
  4. Step 4: Simplify right side
    9,025.50x = 37,673,729.87
  5. Step 5: Solve for x
    x = 37,673,729.87/9,025.50
  6. Step 6: Final answer
    x = 4,174.14

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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.