Home / 5,553.09-8,326.33-1,854.32

Finding the Fourth Proportional to 5,553.09, 8,326.33 and 1,854.32

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Solution

The fourth proportional to 5,553.09, 8,326.33 and 1,854.32 is: 2,780.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.09 : 8,326.33 = 1,854.32 : x
  2. Step 2: Convert to fraction form
    5,553.09/8,326.33 = 1,854.32/x
  3. Step 3: Cross multiply
    5,553.09x = 8,326.33 × 1,854.32
  4. Step 4: Simplify right side
    5,553.09x = 15,439,633.98
  5. Step 5: Solve for x
    x = 15,439,633.98/5,553.09
  6. Step 6: Final answer
    x = 2,780.37

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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.