Home / 4,748.62-7,120.34-1,460.84

Finding the Fourth Proportional to 4,748.62, 7,120.34 and 1,460.84

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Solution

The fourth proportional to 4,748.62, 7,120.34 and 1,460.84 is: 2,190.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.62 : 7,120.34 = 1,460.84 : x
  2. Step 2: Convert to fraction form
    4,748.62/7,120.34 = 1,460.84/x
  3. Step 3: Cross multiply
    4,748.62x = 7,120.34 × 1,460.84
  4. Step 4: Simplify right side
    4,748.62x = 10,401,677.49
  5. Step 5: Solve for x
    x = 10,401,677.49/4,748.62
  6. Step 6: Final answer
    x = 2,190.46

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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.