Home / 5,072.95-7,609.76-1,562.74

Finding the Fourth Proportional to 5,072.95, 7,609.76 and 1,562.74

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Solution

The fourth proportional to 5,072.95, 7,609.76 and 1,562.74 is: 2,344.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.95 : 7,609.76 = 1,562.74 : x
  2. Step 2: Convert to fraction form
    5,072.95/7,609.76 = 1,562.74/x
  3. Step 3: Cross multiply
    5,072.95x = 7,609.76 × 1,562.74
  4. Step 4: Simplify right side
    5,072.95x = 11,892,076.34
  5. Step 5: Solve for x
    x = 11,892,076.34/5,072.95
  6. Step 6: Final answer
    x = 2,344.21

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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.