Home / 9,842.73-14,761.57-2,915.61

Finding the Fourth Proportional to 9,842.73, 14,761.57 and 2,915.61

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Solution

The fourth proportional to 9,842.73, 14,761.57 and 2,915.61 is: 4,372.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,842.73 : 14,761.57 = 2,915.61 : x
  2. Step 2: Convert to fraction form
    9,842.73/14,761.57 = 2,915.61/x
  3. Step 3: Cross multiply
    9,842.73x = 14,761.57 × 2,915.61
  4. Step 4: Simplify right side
    9,842.73x = 43,038,981.11
  5. Step 5: Solve for x
    x = 43,038,981.11/9,842.73
  6. Step 6: Final answer
    x = 4,372.67

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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.