Home / 3,348.54-4,620.99-1,856.68

Finding the Fourth Proportional to 3,348.54, 4,620.99 and 1,856.68

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Solution

The fourth proportional to 3,348.54, 4,620.99 and 1,856.68 is: 2,562.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.54 : 4,620.99 = 1,856.68 : x
  2. Step 2: Convert to fraction form
    3,348.54/4,620.99 = 1,856.68/x
  3. Step 3: Cross multiply
    3,348.54x = 4,620.99 × 1,856.68
  4. Step 4: Simplify right side
    3,348.54x = 8,579,688.16
  5. Step 5: Solve for x
    x = 8,579,688.16/3,348.54
  6. Step 6: Final answer
    x = 2,562.22

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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.