Home / 4,230.56-6,340.44-2,009.39

Finding the Fourth Proportional to 4,230.56, 6,340.44 and 2,009.39

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Solution

The fourth proportional to 4,230.56, 6,340.44 and 2,009.39 is: 3,011.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.56 : 6,340.44 = 2,009.39 : x
  2. Step 2: Convert to fraction form
    4,230.56/6,340.44 = 2,009.39/x
  3. Step 3: Cross multiply
    4,230.56x = 6,340.44 × 2,009.39
  4. Step 4: Simplify right side
    4,230.56x = 12,740,385.03
  5. Step 5: Solve for x
    x = 12,740,385.03/4,230.56
  6. Step 6: Final answer
    x = 3,011.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.