Home / 4,440.73-6,659.96-1,319.93

Finding the Fourth Proportional to 4,440.73, 6,659.96 and 1,319.93

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Solution

The fourth proportional to 4,440.73, 6,659.96 and 1,319.93 is: 1,979.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.73 : 6,659.96 = 1,319.93 : x
  2. Step 2: Convert to fraction form
    4,440.73/6,659.96 = 1,319.93/x
  3. Step 3: Cross multiply
    4,440.73x = 6,659.96 × 1,319.93
  4. Step 4: Simplify right side
    4,440.73x = 8,790,671.65
  5. Step 5: Solve for x
    x = 8,790,671.65/4,440.73
  6. Step 6: Final answer
    x = 1,979.55

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Double scale
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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.