Home / 3,730.48-5,148.64-2,314.42

Finding the Fourth Proportional to 3,730.48, 5,148.64 and 2,314.42

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Solution

The fourth proportional to 3,730.48, 5,148.64 and 2,314.42 is: 3,194.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730.48 : 5,148.64 = 2,314.42 : x
  2. Step 2: Convert to fraction form
    3,730.48/5,148.64 = 2,314.42/x
  3. Step 3: Cross multiply
    3,730.48x = 5,148.64 × 2,314.42
  4. Step 4: Simplify right side
    3,730.48x = 11,916,115.39
  5. Step 5: Solve for x
    x = 11,916,115.39/3,730.48
  6. Step 6: Final answer
    x = 3,194.26

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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.