Home / 11,501.20-15,872.24-6,466.24

Finding the Fourth Proportional to 11,501.20, 15,872.24 and 6,466.24

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Solution

The fourth proportional to 11,501.20, 15,872.24 and 6,466.24 is: 8,923.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,501.20 : 15,872.24 = 6,466.24 : x
  2. Step 2: Convert to fraction form
    11,501.20/15,872.24 = 6,466.24/x
  3. Step 3: Cross multiply
    11,501.20x = 15,872.24 × 6,466.24
  4. Step 4: Simplify right side
    11,501.20x = 102,633,601.49
  5. Step 5: Solve for x
    x = 102,633,601.49/11,501.20
  6. Step 6: Final answer
    x = 8,923.73

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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.