Home / 3,673.34-5,068.67-2,181.32

Finding the Fourth Proportional to 3,673.34, 5,068.67 and 2,181.32

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Solution

The fourth proportional to 3,673.34, 5,068.67 and 2,181.32 is: 3,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.34 : 5,068.67 = 2,181.32 : x
  2. Step 2: Convert to fraction form
    3,673.34/5,068.67 = 2,181.32/x
  3. Step 3: Cross multiply
    3,673.34x = 5,068.67 × 2,181.32
  4. Step 4: Simplify right side
    3,673.34x = 11,056,391.24
  5. Step 5: Solve for x
    x = 11,056,391.24/3,673.34
  6. Step 6: Final answer
    x = 3,009.90

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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.