Home / 1,584.24-2,187.05-995.37

Finding the Fourth Proportional to 1,584.24, 2,187.05 and 995.37

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Solution

The fourth proportional to 1,584.24, 2,187.05 and 995.37 is: 1,374.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584.24 : 2,187.05 = 995.37 : x
  2. Step 2: Convert to fraction form
    1,584.24/2,187.05 = 995.37/x
  3. Step 3: Cross multiply
    1,584.24x = 2,187.05 × 995.37
  4. Step 4: Simplify right side
    1,584.24x = 2,176,918.98
  5. Step 5: Solve for x
    x = 2,176,918.98/1,584.24
  6. Step 6: Final answer
    x = 1,374.11

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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.