Home / 5,576.56-8,364.60-1,680.88

Finding the Fourth Proportional to 5,576.56, 8,364.60 and 1,680.88

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Solution

The fourth proportional to 5,576.56, 8,364.60 and 1,680.88 is: 2,521.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.56 : 8,364.60 = 1,680.88 : x
  2. Step 2: Convert to fraction form
    5,576.56/8,364.60 = 1,680.88/x
  3. Step 3: Cross multiply
    5,576.56x = 8,364.60 × 1,680.88
  4. Step 4: Simplify right side
    5,576.56x = 14,059,888.85
  5. Step 5: Solve for x
    x = 14,059,888.85/5,576.56
  6. Step 6: Final answer
    x = 2,521.25

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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.