Home / 4,915.31-7,354.70-2,941.93

Finding the Fourth Proportional to 4,915.31, 7,354.70 and 2,941.93

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Solution

The fourth proportional to 4,915.31, 7,354.70 and 2,941.93 is: 4,401.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.31 : 7,354.70 = 2,941.93 : x
  2. Step 2: Convert to fraction form
    4,915.31/7,354.70 = 2,941.93/x
  3. Step 3: Cross multiply
    4,915.31x = 7,354.70 × 2,941.93
  4. Step 4: Simplify right side
    4,915.31x = 21,636,961.09
  5. Step 5: Solve for x
    x = 21,636,961.09/4,915.31
  6. Step 6: Final answer
    x = 4,401.95

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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.