Home / 4,722.49-6,518.03-3,784.51

Finding the Fourth Proportional to 4,722.49, 6,518.03 and 3,784.51

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Solution

The fourth proportional to 4,722.49, 6,518.03 and 3,784.51 is: 5,223.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.49 : 6,518.03 = 3,784.51 : x
  2. Step 2: Convert to fraction form
    4,722.49/6,518.03 = 3,784.51/x
  3. Step 3: Cross multiply
    4,722.49x = 6,518.03 × 3,784.51
  4. Step 4: Simplify right side
    4,722.49x = 24,667,549.72
  5. Step 5: Solve for x
    x = 24,667,549.72/4,722.49
  6. Step 6: Final answer
    x = 5,223.42

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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.