Home / 5,086.61-7,630.65-1,576.92

Finding the Fourth Proportional to 5,086.61, 7,630.65 and 1,576.92

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Solution

The fourth proportional to 5,086.61, 7,630.65 and 1,576.92 is: 2,365.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.61 : 7,630.65 = 1,576.92 : x
  2. Step 2: Convert to fraction form
    5,086.61/7,630.65 = 1,576.92/x
  3. Step 3: Cross multiply
    5,086.61x = 7,630.65 × 1,576.92
  4. Step 4: Simplify right side
    5,086.61x = 12,032,924.60
  5. Step 5: Solve for x
    x = 12,032,924.60/5,086.61
  6. Step 6: Final answer
    x = 2,365.61

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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.