Home / 10,646.64-15,976.44-4,073.49

Finding the Fourth Proportional to 10,646.64, 15,976.44 and 4,073.49

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Solution

The fourth proportional to 10,646.64, 15,976.44 and 4,073.49 is: 6,112.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.64 : 15,976.44 = 4,073.49 : x
  2. Step 2: Convert to fraction form
    10,646.64/15,976.44 = 4,073.49/x
  3. Step 3: Cross multiply
    10,646.64x = 15,976.44 × 4,073.49
  4. Step 4: Simplify right side
    10,646.64x = 65,079,868.58
  5. Step 5: Solve for x
    x = 65,079,868.58/10,646.64
  6. Step 6: Final answer
    x = 6,112.71

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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.