Home / 3,119.54-4,304.93-1,703.25

Finding the Fourth Proportional to 3,119.54, 4,304.93 and 1,703.25

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Solution

The fourth proportional to 3,119.54, 4,304.93 and 1,703.25 is: 2,350.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119.54 : 4,304.93 = 1,703.25 : x
  2. Step 2: Convert to fraction form
    3,119.54/4,304.93 = 1,703.25/x
  3. Step 3: Cross multiply
    3,119.54x = 4,304.93 × 1,703.25
  4. Step 4: Simplify right side
    3,119.54x = 7,332,363.51
  5. Step 5: Solve for x
    x = 7,332,363.51/3,119.54
  6. Step 6: Final answer
    x = 2,350.46

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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.