Home / 4,154.36-5,740.62-2,759

Finding the Fourth Proportional to 4,154.36, 5,740.62 and 2,759

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Solution

The fourth proportional to 4,154.36, 5,740.62 and 2,759 is: 3,812.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.36 : 5,740.62 = 2,759 : x
  2. Step 2: Convert to fraction form
    4,154.36/5,740.62 = 2,759/x
  3. Step 3: Cross multiply
    4,154.36x = 5,740.62 × 2,759
  4. Step 4: Simplify right side
    4,154.36x = 15,838,370.58
  5. Step 5: Solve for x
    x = 15,838,370.58/4,154.36
  6. Step 6: Final answer
    x = 3,812.47

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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.