Home / 11,475.69-17,208.34-4,080.35

Finding the Fourth Proportional to 11,475.69, 17,208.34 and 4,080.35

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Solution

The fourth proportional to 11,475.69, 17,208.34 and 4,080.35 is: 6,118.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.69 : 17,208.34 = 4,080.35 : x
  2. Step 2: Convert to fraction form
    11,475.69/17,208.34 = 4,080.35/x
  3. Step 3: Cross multiply
    11,475.69x = 17,208.34 × 4,080.35
  4. Step 4: Simplify right side
    11,475.69x = 70,215,969.18
  5. Step 5: Solve for x
    x = 70,215,969.18/11,475.69
  6. Step 6: Final answer
    x = 6,118.67

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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.