Home / 10,805.32-16,199.34-4,653.64

Finding the Fourth Proportional to 10,805.32, 16,199.34 and 4,653.64

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Solution

The fourth proportional to 10,805.32, 16,199.34 and 4,653.64 is: 6,976.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,805.32 : 16,199.34 = 4,653.64 : x
  2. Step 2: Convert to fraction form
    10,805.32/16,199.34 = 4,653.64/x
  3. Step 3: Cross multiply
    10,805.32x = 16,199.34 × 4,653.64
  4. Step 4: Simplify right side
    10,805.32x = 75,385,896.60
  5. Step 5: Solve for x
    x = 75,385,896.60/10,805.32
  6. Step 6: Final answer
    x = 6,976.74

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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.