Home / 3,746.93-5,171.60-2,805.62

Finding the Fourth Proportional to 3,746.93, 5,171.60 and 2,805.62

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Solution

The fourth proportional to 3,746.93, 5,171.60 and 2,805.62 is: 3,872.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.93 : 5,171.60 = 2,805.62 : x
  2. Step 2: Convert to fraction form
    3,746.93/5,171.60 = 2,805.62/x
  3. Step 3: Cross multiply
    3,746.93x = 5,171.60 × 2,805.62
  4. Step 4: Simplify right side
    3,746.93x = 14,509,530.36
  5. Step 5: Solve for x
    x = 14,509,530.36/3,746.93
  6. Step 6: Final answer
    x = 3,872.38

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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.