Home / 4,138.05-5,710.51-2,369.64

Finding the Fourth Proportional to 4,138.05, 5,710.51 and 2,369.64

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Solution

The fourth proportional to 4,138.05, 5,710.51 and 2,369.64 is: 3,270.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.05 : 5,710.51 = 2,369.64 : x
  2. Step 2: Convert to fraction form
    4,138.05/5,710.51 = 2,369.64/x
  3. Step 3: Cross multiply
    4,138.05x = 5,710.51 × 2,369.64
  4. Step 4: Simplify right side
    4,138.05x = 13,531,852.92
  5. Step 5: Solve for x
    x = 13,531,852.92/4,138.05
  6. Step 6: Final answer
    x = 3,270.10

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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.