Home / 7,648.22-11,472.33-2,457.74

Finding the Fourth Proportional to 7,648.22, 11,472.33 and 2,457.74

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Solution

The fourth proportional to 7,648.22, 11,472.33 and 2,457.74 is: 3,686.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648.22 : 11,472.33 = 2,457.74 : x
  2. Step 2: Convert to fraction form
    7,648.22/11,472.33 = 2,457.74/x
  3. Step 3: Cross multiply
    7,648.22x = 11,472.33 × 2,457.74
  4. Step 4: Simplify right side
    7,648.22x = 28,196,042.23
  5. Step 5: Solve for x
    x = 28,196,042.23/7,648.22
  6. Step 6: Final answer
    x = 3,686.61

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.