Home / 3,730.96-5,148.66-2,052.40

Finding the Fourth Proportional to 3,730.96, 5,148.66 and 2,052.40

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Solution

The fourth proportional to 3,730.96, 5,148.66 and 2,052.40 is: 2,832.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730.96 : 5,148.66 = 2,052.40 : x
  2. Step 2: Convert to fraction form
    3,730.96/5,148.66 = 2,052.40/x
  3. Step 3: Cross multiply
    3,730.96x = 5,148.66 × 2,052.40
  4. Step 4: Simplify right side
    3,730.96x = 10,567,109.78
  5. Step 5: Solve for x
    x = 10,567,109.78/3,730.96
  6. Step 6: Final answer
    x = 2,832.28

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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.