Home / 5,212.84-7,819.08-1,750

Finding the Fourth Proportional to 5,212.84, 7,819.08 and 1,750

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Solution

The fourth proportional to 5,212.84, 7,819.08 and 1,750 is: 2,624.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.84 : 7,819.08 = 1,750 : x
  2. Step 2: Convert to fraction form
    5,212.84/7,819.08 = 1,750/x
  3. Step 3: Cross multiply
    5,212.84x = 7,819.08 × 1,750
  4. Step 4: Simplify right side
    5,212.84x = 13,683,390
  5. Step 5: Solve for x
    x = 13,683,390/5,212.84
  6. Step 6: Final answer
    x = 2,624.94

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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.