Home / 7,108.98-10,664.94-2,428.62

Finding the Fourth Proportional to 7,108.98, 10,664.94 and 2,428.62

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Solution

The fourth proportional to 7,108.98, 10,664.94 and 2,428.62 is: 3,643.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.98 : 10,664.94 = 2,428.62 : x
  2. Step 2: Convert to fraction form
    7,108.98/10,664.94 = 2,428.62/x
  3. Step 3: Cross multiply
    7,108.98x = 10,664.94 × 2,428.62
  4. Step 4: Simplify right side
    7,108.98x = 25,901,086.58
  5. Step 5: Solve for x
    x = 25,901,086.58/7,108.98
  6. Step 6: Final answer
    x = 3,643.43

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1.5x scale

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.