Home / 3,174.90-4,762.73-1,200.84

Finding the Fourth Proportional to 3,174.90, 4,762.73 and 1,200.84

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Solution

The fourth proportional to 3,174.90, 4,762.73 and 1,200.84 is: 1,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.90 : 4,762.73 = 1,200.84 : x
  2. Step 2: Convert to fraction form
    3,174.90/4,762.73 = 1,200.84/x
  3. Step 3: Cross multiply
    3,174.90x = 4,762.73 × 1,200.84
  4. Step 4: Simplify right side
    3,174.90x = 5,719,276.69
  5. Step 5: Solve for x
    x = 5,719,276.69/3,174.90
  6. Step 6: Final answer
    x = 1,801.40

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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.