Home / 3,674.08-5,511.47-1,208.92

Finding the Fourth Proportional to 3,674.08, 5,511.47 and 1,208.92

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Solution

The fourth proportional to 3,674.08, 5,511.47 and 1,208.92 is: 1,813.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674.08 : 5,511.47 = 1,208.92 : x
  2. Step 2: Convert to fraction form
    3,674.08/5,511.47 = 1,208.92/x
  3. Step 3: Cross multiply
    3,674.08x = 5,511.47 × 1,208.92
  4. Step 4: Simplify right side
    3,674.08x = 6,662,926.31
  5. Step 5: Solve for x
    x = 6,662,926.31/3,674.08
  6. Step 6: Final answer
    x = 1,813.50

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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.