Home / 11,619.69-16,036.53-6,903.96

Finding the Fourth Proportional to 11,619.69, 16,036.53 and 6,903.96

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Solution

The fourth proportional to 11,619.69, 16,036.53 and 6,903.96 is: 9,528.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,619.69 : 16,036.53 = 6,903.96 : x
  2. Step 2: Convert to fraction form
    11,619.69/16,036.53 = 6,903.96/x
  3. Step 3: Cross multiply
    11,619.69x = 16,036.53 × 6,903.96
  4. Step 4: Simplify right side
    11,619.69x = 110,715,561.66
  5. Step 5: Solve for x
    x = 110,715,561.66/11,619.69
  6. Step 6: Final answer
    x = 9,528.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.