Home / 2,792.04-4,188.64-1,148.57

Finding the Fourth Proportional to 2,792.04, 4,188.64 and 1,148.57

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Solution

The fourth proportional to 2,792.04, 4,188.64 and 1,148.57 is: 1,723.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.04 : 4,188.64 = 1,148.57 : x
  2. Step 2: Convert to fraction form
    2,792.04/4,188.64 = 1,148.57/x
  3. Step 3: Cross multiply
    2,792.04x = 4,188.64 × 1,148.57
  4. Step 4: Simplify right side
    2,792.04x = 4,810,946.24
  5. Step 5: Solve for x
    x = 4,810,946.24/2,792.04
  6. Step 6: Final answer
    x = 1,723.09

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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.