Home / 7,628.92-11,445.58-3,735.48

Finding the Fourth Proportional to 7,628.92, 11,445.58 and 3,735.48

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Solution

The fourth proportional to 7,628.92, 11,445.58 and 3,735.48 is: 5,604.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628.92 : 11,445.58 = 3,735.48 : x
  2. Step 2: Convert to fraction form
    7,628.92/11,445.58 = 3,735.48/x
  3. Step 3: Cross multiply
    7,628.92x = 11,445.58 × 3,735.48
  4. Step 4: Simplify right side
    7,628.92x = 42,754,735.18
  5. Step 5: Solve for x
    x = 42,754,735.18/7,628.92
  6. Step 6: Final answer
    x = 5,604.30

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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.