Home / 4,795.20-7,174.44-3,155.76

Finding the Fourth Proportional to 4,795.20, 7,174.44 and 3,155.76

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Solution

The fourth proportional to 4,795.20, 7,174.44 and 3,155.76 is: 4,721.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,795.20 : 7,174.44 = 3,155.76 : x
  2. Step 2: Convert to fraction form
    4,795.20/7,174.44 = 3,155.76/x
  3. Step 3: Cross multiply
    4,795.20x = 7,174.44 × 3,155.76
  4. Step 4: Simplify right side
    4,795.20x = 22,640,810.77
  5. Step 5: Solve for x
    x = 22,640,810.77/4,795.20
  6. Step 6: Final answer
    x = 4,721.56

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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.