Home / 3,174.16-4,762.60-1,636.24

Finding the Fourth Proportional to 3,174.16, 4,762.60 and 1,636.24

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Solution

The fourth proportional to 3,174.16, 4,762.60 and 1,636.24 is: 2,455.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.16 : 4,762.60 = 1,636.24 : x
  2. Step 2: Convert to fraction form
    3,174.16/4,762.60 = 1,636.24/x
  3. Step 3: Cross multiply
    3,174.16x = 4,762.60 × 1,636.24
  4. Step 4: Simplify right side
    3,174.16x = 7,792,756.62
  5. Step 5: Solve for x
    x = 7,792,756.62/3,174.16
  6. Step 6: Final answer
    x = 2,455.06

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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.