Home / 10,724.64-16,092.08-3,802.40

Finding the Fourth Proportional to 10,724.64, 16,092.08 and 3,802.40

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Solution

The fourth proportional to 10,724.64, 16,092.08 and 3,802.40 is: 5,705.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,724.64 : 16,092.08 = 3,802.40 : x
  2. Step 2: Convert to fraction form
    10,724.64/16,092.08 = 3,802.40/x
  3. Step 3: Cross multiply
    10,724.64x = 16,092.08 × 3,802.40
  4. Step 4: Simplify right side
    10,724.64x = 61,188,524.99
  5. Step 5: Solve for x
    x = 61,188,524.99/10,724.64
  6. Step 6: Final answer
    x = 5,705.42

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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.