Home / 5,188.16-7,160.58-3,063.56

Finding the Fourth Proportional to 5,188.16, 7,160.58 and 3,063.56

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Solution

The fourth proportional to 5,188.16, 7,160.58 and 3,063.56 is: 4,228.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188.16 : 7,160.58 = 3,063.56 : x
  2. Step 2: Convert to fraction form
    5,188.16/7,160.58 = 3,063.56/x
  3. Step 3: Cross multiply
    5,188.16x = 7,160.58 × 3,063.56
  4. Step 4: Simplify right side
    5,188.16x = 21,936,830.66
  5. Step 5: Solve for x
    x = 21,936,830.66/5,188.16
  6. Step 6: Final answer
    x = 4,228.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.