Home / 3,348.43-4,620.75-1,856.34

Finding the Fourth Proportional to 3,348.43, 4,620.75 and 1,856.34

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Solution

The fourth proportional to 3,348.43, 4,620.75 and 1,856.34 is: 2,561.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.43 : 4,620.75 = 1,856.34 : x
  2. Step 2: Convert to fraction form
    3,348.43/4,620.75 = 1,856.34/x
  3. Step 3: Cross multiply
    3,348.43x = 4,620.75 × 1,856.34
  4. Step 4: Simplify right side
    3,348.43x = 8,577,676.09
  5. Step 5: Solve for x
    x = 8,577,676.09/3,348.43
  6. Step 6: Final answer
    x = 2,561.70

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Half scale
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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.