Home / 5,255.56-7,883.34-1,792.84

Finding the Fourth Proportional to 5,255.56, 7,883.34 and 1,792.84

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Solution

The fourth proportional to 5,255.56, 7,883.34 and 1,792.84 is: 2,689.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.56 : 7,883.34 = 1,792.84 : x
  2. Step 2: Convert to fraction form
    5,255.56/7,883.34 = 1,792.84/x
  3. Step 3: Cross multiply
    5,255.56x = 7,883.34 × 1,792.84
  4. Step 4: Simplify right side
    5,255.56x = 14,133,567.29
  5. Step 5: Solve for x
    x = 14,133,567.29/5,255.56
  6. Step 6: Final answer
    x = 2,689.26

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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.