Home / 5,076.27-7,613.70-1,788.93

Finding the Fourth Proportional to 5,076.27, 7,613.70 and 1,788.93

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Solution

The fourth proportional to 5,076.27, 7,613.70 and 1,788.93 is: 2,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.27 : 7,613.70 = 1,788.93 : x
  2. Step 2: Convert to fraction form
    5,076.27/7,613.70 = 1,788.93/x
  3. Step 3: Cross multiply
    5,076.27x = 7,613.70 × 1,788.93
  4. Step 4: Simplify right side
    5,076.27x = 13,620,376.34
  5. Step 5: Solve for x
    x = 13,620,376.34/5,076.27
  6. Step 6: Final answer
    x = 2,683.15

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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.