Home / 4,249.63-5,864.89-2,571.45

Finding the Fourth Proportional to 4,249.63, 5,864.89 and 2,571.45

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Solution

The fourth proportional to 4,249.63, 5,864.89 and 2,571.45 is: 3,548.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.63 : 5,864.89 = 2,571.45 : x
  2. Step 2: Convert to fraction form
    4,249.63/5,864.89 = 2,571.45/x
  3. Step 3: Cross multiply
    4,249.63x = 5,864.89 × 2,571.45
  4. Step 4: Simplify right side
    4,249.63x = 15,081,271.39
  5. Step 5: Solve for x
    x = 15,081,271.39/4,249.63
  6. Step 6: Final answer
    x = 3,548.84

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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.