Home / 10,713.60-16,069.86-2,922.48

Finding the Fourth Proportional to 10,713.60, 16,069.86 and 2,922.48

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Solution

The fourth proportional to 10,713.60, 16,069.86 and 2,922.48 is: 4,383.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,713.60 : 16,069.86 = 2,922.48 : x
  2. Step 2: Convert to fraction form
    10,713.60/16,069.86 = 2,922.48/x
  3. Step 3: Cross multiply
    10,713.60x = 16,069.86 × 2,922.48
  4. Step 4: Simplify right side
    10,713.60x = 46,963,844.45
  5. Step 5: Solve for x
    x = 46,963,844.45/10,713.60
  6. Step 6: Final answer
    x = 4,383.57

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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.