Home / 10,669.52-16,009.44-4,434.32

Finding the Fourth Proportional to 10,669.52, 16,009.44 and 4,434.32

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Solution

The fourth proportional to 10,669.52, 16,009.44 and 4,434.32 is: 6,653.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,669.52 : 16,009.44 = 4,434.32 : x
  2. Step 2: Convert to fraction form
    10,669.52/16,009.44 = 4,434.32/x
  3. Step 3: Cross multiply
    10,669.52x = 16,009.44 × 4,434.32
  4. Step 4: Simplify right side
    10,669.52x = 70,990,979.98
  5. Step 5: Solve for x
    x = 70,990,979.98/10,669.52
  6. Step 6: Final answer
    x = 6,653.62

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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.