Home / 5,076.48-7,615.94-1,613.73

Finding the Fourth Proportional to 5,076.48, 7,615.94 and 1,613.73

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Solution

The fourth proportional to 5,076.48, 7,615.94 and 1,613.73 is: 2,420.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.48 : 7,615.94 = 1,613.73 : x
  2. Step 2: Convert to fraction form
    5,076.48/7,615.94 = 1,613.73/x
  3. Step 3: Cross multiply
    5,076.48x = 7,615.94 × 1,613.73
  4. Step 4: Simplify right side
    5,076.48x = 12,290,062.79
  5. Step 5: Solve for x
    x = 12,290,062.79/5,076.48
  6. Step 6: Final answer
    x = 2,420.98

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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.