Home / 11,241.05-15,513.35-6,462.51

Finding the Fourth Proportional to 11,241.05, 15,513.35 and 6,462.51

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Solution

The fourth proportional to 11,241.05, 15,513.35 and 6,462.51 is: 8,918.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,241.05 : 15,513.35 = 6,462.51 : x
  2. Step 2: Convert to fraction form
    11,241.05/15,513.35 = 6,462.51/x
  3. Step 3: Cross multiply
    11,241.05x = 15,513.35 × 6,462.51
  4. Step 4: Simplify right side
    11,241.05x = 100,255,147.20
  5. Step 5: Solve for x
    x = 100,255,147.20/11,241.05
  6. Step 6: Final answer
    x = 8,918.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.