Home / 5,576.48-8,364.72-1,680.89

Finding the Fourth Proportional to 5,576.48, 8,364.72 and 1,680.89

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Solution

The fourth proportional to 5,576.48, 8,364.72 and 1,680.89 is: 2,521.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.48 : 8,364.72 = 1,680.89 : x
  2. Step 2: Convert to fraction form
    5,576.48/8,364.72 = 1,680.89/x
  3. Step 3: Cross multiply
    5,576.48x = 8,364.72 × 1,680.89
  4. Step 4: Simplify right side
    5,576.48x = 14,060,146.99
  5. Step 5: Solve for x
    x = 14,060,146.99/5,576.48
  6. Step 6: Final answer
    x = 2,521.33

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Double scale
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Similar ratio
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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.