Home / 11,214.33-15,475.25-6,178.31

Finding the Fourth Proportional to 11,214.33, 15,475.25 and 6,178.31

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Solution

The fourth proportional to 11,214.33, 15,475.25 and 6,178.31 is: 8,525.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,214.33 : 15,475.25 = 6,178.31 : x
  2. Step 2: Convert to fraction form
    11,214.33/15,475.25 = 6,178.31/x
  3. Step 3: Cross multiply
    11,214.33x = 15,475.25 × 6,178.31
  4. Step 4: Simplify right side
    11,214.33x = 95,610,814.45
  5. Step 5: Solve for x
    x = 95,610,814.45/11,214.33
  6. Step 6: Final answer
    x = 8,525.77

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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.