Home / 3,580.46-4,937.73-2,386.12

Finding the Fourth Proportional to 3,580.46, 4,937.73 and 2,386.12

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Solution

The fourth proportional to 3,580.46, 4,937.73 and 2,386.12 is: 3,290.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.46 : 4,937.73 = 2,386.12 : x
  2. Step 2: Convert to fraction form
    3,580.46/4,937.73 = 2,386.12/x
  3. Step 3: Cross multiply
    3,580.46x = 4,937.73 × 2,386.12
  4. Step 4: Simplify right side
    3,580.46x = 11,781,991.62
  5. Step 5: Solve for x
    x = 11,781,991.62/3,580.46
  6. Step 6: Final answer
    x = 3,290.64

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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.