Home / 4,916.70-7,378.65-3,272.70

Finding the Fourth Proportional to 4,916.70, 7,378.65 and 3,272.70

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Solution

The fourth proportional to 4,916.70, 7,378.65 and 3,272.70 is: 4,911.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.70 : 7,378.65 = 3,272.70 : x
  2. Step 2: Convert to fraction form
    4,916.70/7,378.65 = 3,272.70/x
  3. Step 3: Cross multiply
    4,916.70x = 7,378.65 × 3,272.70
  4. Step 4: Simplify right side
    4,916.70x = 24,148,107.86
  5. Step 5: Solve for x
    x = 24,148,107.86/4,916.70
  6. Step 6: Final answer
    x = 4,911.45

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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.