Home / 11,212.55-15,474.53-6,177.29

Finding the Fourth Proportional to 11,212.55, 15,474.53 and 6,177.29

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Solution

The fourth proportional to 11,212.55, 15,474.53 and 6,177.29 is: 8,525.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212.55 : 15,474.53 = 6,177.29 : x
  2. Step 2: Convert to fraction form
    11,212.55/15,474.53 = 6,177.29/x
  3. Step 3: Cross multiply
    11,212.55x = 15,474.53 × 6,177.29
  4. Step 4: Simplify right side
    11,212.55x = 95,590,597.49
  5. Step 5: Solve for x
    x = 95,590,597.49/11,212.55
  6. Step 6: Final answer
    x = 8,525.32

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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.