Home / 11,899.59-16,421.57-6,594.49

Finding the Fourth Proportional to 11,899.59, 16,421.57 and 6,594.49

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Solution

The fourth proportional to 11,899.59, 16,421.57 and 6,594.49 is: 9,100.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.59 : 16,421.57 = 6,594.49 : x
  2. Step 2: Convert to fraction form
    11,899.59/16,421.57 = 6,594.49/x
  3. Step 3: Cross multiply
    11,899.59x = 16,421.57 × 6,594.49
  4. Step 4: Simplify right side
    11,899.59x = 108,291,879.15
  5. Step 5: Solve for x
    x = 108,291,879.15/11,899.59
  6. Step 6: Final answer
    x = 9,100.47

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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.