Home / 4,621.59-6,930.68-1,500.80

Finding the Fourth Proportional to 4,621.59, 6,930.68 and 1,500.80

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Solution

The fourth proportional to 4,621.59, 6,930.68 and 1,500.80 is: 2,250.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.59 : 6,930.68 = 1,500.80 : x
  2. Step 2: Convert to fraction form
    4,621.59/6,930.68 = 1,500.80/x
  3. Step 3: Cross multiply
    4,621.59x = 6,930.68 × 1,500.80
  4. Step 4: Simplify right side
    4,621.59x = 10,401,522.39
  5. Step 5: Solve for x
    x = 10,401,522.39/4,621.59
  6. Step 6: Final answer
    x = 2,250.64

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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.