Home / 3,151.40-4,349.04-1,735.23

Finding the Fourth Proportional to 3,151.40, 4,349.04 and 1,735.23

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Solution

The fourth proportional to 3,151.40, 4,349.04 and 1,735.23 is: 2,394.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151.40 : 4,349.04 = 1,735.23 : x
  2. Step 2: Convert to fraction form
    3,151.40/4,349.04 = 1,735.23/x
  3. Step 3: Cross multiply
    3,151.40x = 4,349.04 × 1,735.23
  4. Step 4: Simplify right side
    3,151.40x = 7,546,594.48
  5. Step 5: Solve for x
    x = 7,546,594.48/3,151.40
  6. Step 6: Final answer
    x = 2,394.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.