Home / 4,998.35-7,498.43-2,076.89

Finding the Fourth Proportional to 4,998.35, 7,498.43 and 2,076.89

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Solution

The fourth proportional to 4,998.35, 7,498.43 and 2,076.89 is: 3,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.35 : 7,498.43 = 2,076.89 : x
  2. Step 2: Convert to fraction form
    4,998.35/7,498.43 = 2,076.89/x
  3. Step 3: Cross multiply
    4,998.35x = 7,498.43 × 2,076.89
  4. Step 4: Simplify right side
    4,998.35x = 15,573,366.41
  5. Step 5: Solve for x
    x = 15,573,366.41/4,998.35
  6. Step 6: Final answer
    x = 3,115.70

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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.