Home / 3,200.12-4,417.37-1,874.25

Finding the Fourth Proportional to 3,200.12, 4,417.37 and 1,874.25

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Solution

The fourth proportional to 3,200.12, 4,417.37 and 1,874.25 is: 2,587.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.12 : 4,417.37 = 1,874.25 : x
  2. Step 2: Convert to fraction form
    3,200.12/4,417.37 = 1,874.25/x
  3. Step 3: Cross multiply
    3,200.12x = 4,417.37 × 1,874.25
  4. Step 4: Simplify right side
    3,200.12x = 8,279,246.35
  5. Step 5: Solve for x
    x = 8,279,246.35/3,200.12
  6. Step 6: Final answer
    x = 2,587.17

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Double scale
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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.