Home / 4,260.09-6,390.14-1,951.59

Finding the Fourth Proportional to 4,260.09, 6,390.14 and 1,951.59

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Solution

The fourth proportional to 4,260.09, 6,390.14 and 1,951.59 is: 2,927.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.09 : 6,390.14 = 1,951.59 : x
  2. Step 2: Convert to fraction form
    4,260.09/6,390.14 = 1,951.59/x
  3. Step 3: Cross multiply
    4,260.09x = 6,390.14 × 1,951.59
  4. Step 4: Simplify right side
    4,260.09x = 12,470,958.51
  5. Step 5: Solve for x
    x = 12,470,958.51/4,260.09
  6. Step 6: Final answer
    x = 2,927.39

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Similar ratio
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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.