Home / 3,669.08-5,504.64-1,205.64

Finding the Fourth Proportional to 3,669.08, 5,504.64 and 1,205.64

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Solution

The fourth proportional to 3,669.08, 5,504.64 and 1,205.64 is: 1,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.08 : 5,504.64 = 1,205.64 : x
  2. Step 2: Convert to fraction form
    3,669.08/5,504.64 = 1,205.64/x
  3. Step 3: Cross multiply
    3,669.08x = 5,504.64 × 1,205.64
  4. Step 4: Simplify right side
    3,669.08x = 6,636,614.17
  5. Step 5: Solve for x
    x = 6,636,614.17/3,669.08
  6. Step 6: Final answer
    x = 1,808.80

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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.