Home / 10,703.16-16,056.48-3,305.92

Finding the Fourth Proportional to 10,703.16, 16,056.48 and 3,305.92

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Solution

The fourth proportional to 10,703.16, 16,056.48 and 3,305.92 is: 4,959.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,703.16 : 16,056.48 = 3,305.92 : x
  2. Step 2: Convert to fraction form
    10,703.16/16,056.48 = 3,305.92/x
  3. Step 3: Cross multiply
    10,703.16x = 16,056.48 × 3,305.92
  4. Step 4: Simplify right side
    10,703.16x = 53,081,438.36
  5. Step 5: Solve for x
    x = 53,081,438.36/10,703.16
  6. Step 6: Final answer
    x = 4,959.42

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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.