Home / 11,450.88-15,794.04-10,509.72

Finding the Fourth Proportional to 11,450.88, 15,794.04 and 10,509.72

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Solution

The fourth proportional to 11,450.88, 15,794.04 and 10,509.72 is: 14,495.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,450.88 : 15,794.04 = 10,509.72 : x
  2. Step 2: Convert to fraction form
    11,450.88/15,794.04 = 10,509.72/x
  3. Step 3: Cross multiply
    11,450.88x = 15,794.04 × 10,509.72
  4. Step 4: Simplify right side
    11,450.88x = 165,990,938.07
  5. Step 5: Solve for x
    x = 165,990,938.07/11,450.88
  6. Step 6: Final answer
    x = 14,495.91

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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.