Home / 3,174.16-4,760.76-1,530.28

Finding the Fourth Proportional to 3,174.16, 4,760.76 and 1,530.28

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Solution

The fourth proportional to 3,174.16, 4,760.76 and 1,530.28 is: 2,295.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.16 : 4,760.76 = 1,530.28 : x
  2. Step 2: Convert to fraction form
    3,174.16/4,760.76 = 1,530.28/x
  3. Step 3: Cross multiply
    3,174.16x = 4,760.76 × 1,530.28
  4. Step 4: Simplify right side
    3,174.16x = 7,285,295.81
  5. Step 5: Solve for x
    x = 7,285,295.81/3,174.16
  6. Step 6: Final answer
    x = 2,295.19

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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.