Home / 7,892.24-10,896.93-4,910.63

Finding the Fourth Proportional to 7,892.24, 10,896.93 and 4,910.63

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Solution

The fourth proportional to 7,892.24, 10,896.93 and 4,910.63 is: 6,780.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,892.24 : 10,896.93 = 4,910.63 : x
  2. Step 2: Convert to fraction form
    7,892.24/10,896.93 = 4,910.63/x
  3. Step 3: Cross multiply
    7,892.24x = 10,896.93 × 4,910.63
  4. Step 4: Simplify right side
    7,892.24x = 53,510,736.88
  5. Step 5: Solve for x
    x = 53,510,736.88/7,892.24
  6. Step 6: Final answer
    x = 6,780.18

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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.