Home / 5,551.82-8,326.65-1,602.80

Finding the Fourth Proportional to 5,551.82, 8,326.65 and 1,602.80

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Solution

The fourth proportional to 5,551.82, 8,326.65 and 1,602.80 is: 2,403.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.82 : 8,326.65 = 1,602.80 : x
  2. Step 2: Convert to fraction form
    5,551.82/8,326.65 = 1,602.80/x
  3. Step 3: Cross multiply
    5,551.82x = 8,326.65 × 1,602.80
  4. Step 4: Simplify right side
    5,551.82x = 13,345,975.44
  5. Step 5: Solve for x
    x = 13,345,975.44/5,551.82
  6. Step 6: Final answer
    x = 2,403.89

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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.