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Finding the Fourth Proportional to 5,576.74, 8,360.88 and 3,384.88

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Solution

The fourth proportional to 5,576.74, 8,360.88 and 3,384.88 is: 5,074.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.74 : 8,360.88 = 3,384.88 : x
  2. Step 2: Convert to fraction form
    5,576.74/8,360.88 = 3,384.88/x
  3. Step 3: Cross multiply
    5,576.74x = 8,360.88 × 3,384.88
  4. Step 4: Simplify right side
    5,576.74x = 28,300,575.49
  5. Step 5: Solve for x
    x = 28,300,575.49/5,576.74
  6. Step 6: Final answer
    x = 5,074.75

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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.