Home / 4,792.86-7,186.55-1,869.57

Finding the Fourth Proportional to 4,792.86, 7,186.55 and 1,869.57

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Solution

The fourth proportional to 4,792.86, 7,186.55 and 1,869.57 is: 2,803.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.86 : 7,186.55 = 1,869.57 : x
  2. Step 2: Convert to fraction form
    4,792.86/7,186.55 = 1,869.57/x
  3. Step 3: Cross multiply
    4,792.86x = 7,186.55 × 1,869.57
  4. Step 4: Simplify right side
    4,792.86x = 13,435,748.94
  5. Step 5: Solve for x
    x = 13,435,748.94/4,792.86
  6. Step 6: Final answer
    x = 2,803.28

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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.