Home / 10,792.80-16,166.52-4,954.32

Finding the Fourth Proportional to 10,792.80, 16,166.52 and 4,954.32

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Solution

The fourth proportional to 10,792.80, 16,166.52 and 4,954.32 is: 7,421.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,792.80 : 16,166.52 = 4,954.32 : x
  2. Step 2: Convert to fraction form
    10,792.80/16,166.52 = 4,954.32/x
  3. Step 3: Cross multiply
    10,792.80x = 16,166.52 × 4,954.32
  4. Step 4: Simplify right side
    10,792.80x = 80,094,113.37
  5. Step 5: Solve for x
    x = 80,094,113.37/10,792.80
  6. Step 6: Final answer
    x = 7,421.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.