Home / 4,950.79-7,425.91-1,663.54

Finding the Fourth Proportional to 4,950.79, 7,425.91 and 1,663.54

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Solution

The fourth proportional to 4,950.79, 7,425.91 and 1,663.54 is: 2,495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.79 : 7,425.91 = 1,663.54 : x
  2. Step 2: Convert to fraction form
    4,950.79/7,425.91 = 1,663.54/x
  3. Step 3: Cross multiply
    4,950.79x = 7,425.91 × 1,663.54
  4. Step 4: Simplify right side
    4,950.79x = 12,353,281.84
  5. Step 5: Solve for x
    x = 12,353,281.84/4,950.79
  6. Step 6: Final answer
    x = 2,495.22

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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.