Home / 5,460.78-8,184.69-2,996.76

Finding the Fourth Proportional to 5,460.78, 8,184.69 and 2,996.76

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Solution

The fourth proportional to 5,460.78, 8,184.69 and 2,996.76 is: 4,491.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.78 : 8,184.69 = 2,996.76 : x
  2. Step 2: Convert to fraction form
    5,460.78/8,184.69 = 2,996.76/x
  3. Step 3: Cross multiply
    5,460.78x = 8,184.69 × 2,996.76
  4. Step 4: Simplify right side
    5,460.78x = 24,527,551.60
  5. Step 5: Solve for x
    x = 24,527,551.60/5,460.78
  6. Step 6: Final answer
    x = 4,491.58

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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.