Home / 10,150.08-15,221.22-3,485.34

Finding the Fourth Proportional to 10,150.08, 15,221.22 and 3,485.34

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Solution

The fourth proportional to 10,150.08, 15,221.22 and 3,485.34 is: 5,226.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150.08 : 15,221.22 = 3,485.34 : x
  2. Step 2: Convert to fraction form
    10,150.08/15,221.22 = 3,485.34/x
  3. Step 3: Cross multiply
    10,150.08x = 15,221.22 × 3,485.34
  4. Step 4: Simplify right side
    10,150.08x = 53,051,133.45
  5. Step 5: Solve for x
    x = 53,051,133.45/10,150.08
  6. Step 6: Final answer
    x = 5,226.67

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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.