Home / 2,893.04-3,999.12-2,581.39

Finding the Fourth Proportional to 2,893.04, 3,999.12 and 2,581.39

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Solution

The fourth proportional to 2,893.04, 3,999.12 and 2,581.39 is: 3,568.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.04 : 3,999.12 = 2,581.39 : x
  2. Step 2: Convert to fraction form
    2,893.04/3,999.12 = 2,581.39/x
  3. Step 3: Cross multiply
    2,893.04x = 3,999.12 × 2,581.39
  4. Step 4: Simplify right side
    2,893.04x = 10,323,288.38
  5. Step 5: Solve for x
    x = 10,323,288.38/2,893.04
  6. Step 6: Final answer
    x = 3,568.32

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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.