Home / 10,450.86-14,360.84-8,351.34

Finding the Fourth Proportional to 10,450.86, 14,360.84 and 8,351.34

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Solution

The fourth proportional to 10,450.86, 14,360.84 and 8,351.34 is: 11,475.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450.86 : 14,360.84 = 8,351.34 : x
  2. Step 2: Convert to fraction form
    10,450.86/14,360.84 = 8,351.34/x
  3. Step 3: Cross multiply
    10,450.86x = 14,360.84 × 8,351.34
  4. Step 4: Simplify right side
    10,450.86x = 119,932,215.77
  5. Step 5: Solve for x
    x = 119,932,215.77/10,450.86
  6. Step 6: Final answer
    x = 11,475.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.