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Finding the Fourth Proportional to 11,235.87, 15,504.87 and 6,452.49

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Solution

The fourth proportional to 11,235.87, 15,504.87 and 6,452.49 is: 8,904.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.87 : 15,504.87 = 6,452.49 : x
  2. Step 2: Convert to fraction form
    11,235.87/15,504.87 = 6,452.49/x
  3. Step 3: Cross multiply
    11,235.87x = 15,504.87 × 6,452.49
  4. Step 4: Simplify right side
    11,235.87x = 100,045,018.63
  5. Step 5: Solve for x
    x = 100,045,018.63/11,235.87
  6. Step 6: Final answer
    x = 8,904.07

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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.