Home / 3,270.57-4,513.39-1,873.32

Finding the Fourth Proportional to 3,270.57, 4,513.39 and 1,873.32

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Solution

The fourth proportional to 3,270.57, 4,513.39 and 1,873.32 is: 2,585.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.57 : 4,513.39 = 1,873.32 : x
  2. Step 2: Convert to fraction form
    3,270.57/4,513.39 = 1,873.32/x
  3. Step 3: Cross multiply
    3,270.57x = 4,513.39 × 1,873.32
  4. Step 4: Simplify right side
    3,270.57x = 8,455,023.75
  5. Step 5: Solve for x
    x = 8,455,023.75/3,270.57
  6. Step 6: Final answer
    x = 2,585.18

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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.