Home / 3,735.84-5,155.38-2,057.16

Finding the Fourth Proportional to 3,735.84, 5,155.38 and 2,057.16

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Solution

The fourth proportional to 3,735.84, 5,155.38 and 2,057.16 is: 2,838.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,735.84 : 5,155.38 = 2,057.16 : x
  2. Step 2: Convert to fraction form
    3,735.84/5,155.38 = 2,057.16/x
  3. Step 3: Cross multiply
    3,735.84x = 5,155.38 × 2,057.16
  4. Step 4: Simplify right side
    3,735.84x = 10,605,441.52
  5. Step 5: Solve for x
    x = 10,605,441.52/3,735.84
  6. Step 6: Final answer
    x = 2,838.84

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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.