Home / 3,852.08-5,309.70-2,730.68

Finding the Fourth Proportional to 3,852.08, 5,309.70 and 2,730.68

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Solution

The fourth proportional to 3,852.08, 5,309.70 and 2,730.68 is: 3,763.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.08 : 5,309.70 = 2,730.68 : x
  2. Step 2: Convert to fraction form
    3,852.08/5,309.70 = 2,730.68/x
  3. Step 3: Cross multiply
    3,852.08x = 5,309.70 × 2,730.68
  4. Step 4: Simplify right side
    3,852.08x = 14,499,091.60
  5. Step 5: Solve for x
    x = 14,499,091.60/3,852.08
  6. Step 6: Final answer
    x = 3,763.96

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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.