Home / 11,555.96-17,326.10-4,531.57

Finding the Fourth Proportional to 11,555.96, 17,326.10 and 4,531.57

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Solution

The fourth proportional to 11,555.96, 17,326.10 and 4,531.57 is: 6,794.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.96 : 17,326.10 = 4,531.57 : x
  2. Step 2: Convert to fraction form
    11,555.96/17,326.10 = 4,531.57/x
  3. Step 3: Cross multiply
    11,555.96x = 17,326.10 × 4,531.57
  4. Step 4: Simplify right side
    11,555.96x = 78,514,402.99
  5. Step 5: Solve for x
    x = 78,514,402.99/11,555.96
  6. Step 6: Final answer
    x = 6,794.28

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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.