Home / 11,015.79-15,202.53-6,235.73

Finding the Fourth Proportional to 11,015.79, 15,202.53 and 6,235.73

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Solution

The fourth proportional to 11,015.79, 15,202.53 and 6,235.73 is: 8,605.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015.79 : 15,202.53 = 6,235.73 : x
  2. Step 2: Convert to fraction form
    11,015.79/15,202.53 = 6,235.73/x
  3. Step 3: Cross multiply
    11,015.79x = 15,202.53 × 6,235.73
  4. Step 4: Simplify right side
    11,015.79x = 94,798,872.40
  5. Step 5: Solve for x
    x = 94,798,872.40/11,015.79
  6. Step 6: Final answer
    x = 8,605.73

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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.