Home / 4,792.05-7,188.28-1,672.37

Finding the Fourth Proportional to 4,792.05, 7,188.28 and 1,672.37

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Solution

The fourth proportional to 4,792.05, 7,188.28 and 1,672.37 is: 2,508.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.05 : 7,188.28 = 1,672.37 : x
  2. Step 2: Convert to fraction form
    4,792.05/7,188.28 = 1,672.37/x
  3. Step 3: Cross multiply
    4,792.05x = 7,188.28 × 1,672.37
  4. Step 4: Simplify right side
    4,792.05x = 12,021,463.82
  5. Step 5: Solve for x
    x = 12,021,463.82/4,792.05
  6. Step 6: Final answer
    x = 2,508.63

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1.5x scale

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.