Home / 6,734.28-9,288.54-5,475.34

Finding the Fourth Proportional to 6,734.28, 9,288.54 and 5,475.34

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Solution

The fourth proportional to 6,734.28, 9,288.54 and 5,475.34 is: 7,552.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,734.28 : 9,288.54 = 5,475.34 : x
  2. Step 2: Convert to fraction form
    6,734.28/9,288.54 = 5,475.34/x
  3. Step 3: Cross multiply
    6,734.28x = 9,288.54 × 5,475.34
  4. Step 4: Simplify right side
    6,734.28x = 50,857,914.60
  5. Step 5: Solve for x
    x = 50,857,914.60/6,734.28
  6. Step 6: Final answer
    x = 7,552.09

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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.