Home / 5,349.75-8,015.76-3,263.46

Finding the Fourth Proportional to 5,349.75, 8,015.76 and 3,263.46

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Solution

The fourth proportional to 5,349.75, 8,015.76 and 3,263.46 is: 4,889.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.75 : 8,015.76 = 3,263.46 : x
  2. Step 2: Convert to fraction form
    5,349.75/8,015.76 = 3,263.46/x
  3. Step 3: Cross multiply
    5,349.75x = 8,015.76 × 3,263.46
  4. Step 4: Simplify right side
    5,349.75x = 26,159,112.13
  5. Step 5: Solve for x
    x = 26,159,112.13/5,349.75
  6. Step 6: Final answer
    x = 4,889.78

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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.