Home / 3,734.36-5,155.01-2,658.32

Finding the Fourth Proportional to 3,734.36, 5,155.01 and 2,658.32

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Solution

The fourth proportional to 3,734.36, 5,155.01 and 2,658.32 is: 3,669.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.36 : 5,155.01 = 2,658.32 : x
  2. Step 2: Convert to fraction form
    3,734.36/5,155.01 = 2,658.32/x
  3. Step 3: Cross multiply
    3,734.36x = 5,155.01 × 2,658.32
  4. Step 4: Simplify right side
    3,734.36x = 13,703,678.87
  5. Step 5: Solve for x
    x = 13,703,678.87/3,734.36
  6. Step 6: Final answer
    x = 3,669.62

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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.