Home / 6,673.08-9,208.80-3,689.04

Finding the Fourth Proportional to 6,673.08, 9,208.80 and 3,689.04

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Solution

The fourth proportional to 6,673.08, 9,208.80 and 3,689.04 is: 5,090.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,673.08 : 9,208.80 = 3,689.04 : x
  2. Step 2: Convert to fraction form
    6,673.08/9,208.80 = 3,689.04/x
  3. Step 3: Cross multiply
    6,673.08x = 9,208.80 × 3,689.04
  4. Step 4: Simplify right side
    6,673.08x = 33,971,631.55
  5. Step 5: Solve for x
    x = 33,971,631.55/6,673.08
  6. Step 6: Final answer
    x = 5,090.85

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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.