Home / 5,687.70-8,533.26-1,792.14

Finding the Fourth Proportional to 5,687.70, 8,533.26 and 1,792.14

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Solution

The fourth proportional to 5,687.70, 8,533.26 and 1,792.14 is: 2,688.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,687.70 : 8,533.26 = 1,792.14 : x
  2. Step 2: Convert to fraction form
    5,687.70/8,533.26 = 1,792.14/x
  3. Step 3: Cross multiply
    5,687.70x = 8,533.26 × 1,792.14
  4. Step 4: Simplify right side
    5,687.70x = 15,292,796.58
  5. Step 5: Solve for x
    x = 15,292,796.58/5,687.70
  6. Step 6: Final answer
    x = 2,688.75

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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.