Home / 5,222.30-7,827.91-2,446.63

Finding the Fourth Proportional to 5,222.30, 7,827.91 and 2,446.63

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Solution

The fourth proportional to 5,222.30, 7,827.91 and 2,446.63 is: 3,667.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.30 : 7,827.91 = 2,446.63 : x
  2. Step 2: Convert to fraction form
    5,222.30/7,827.91 = 2,446.63/x
  3. Step 3: Cross multiply
    5,222.30x = 7,827.91 × 2,446.63
  4. Step 4: Simplify right side
    5,222.30x = 19,151,973.76
  5. Step 5: Solve for x
    x = 19,151,973.76/5,222.30
  6. Step 6: Final answer
    x = 3,667.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.