Home / 4,952.76-7,421.85-2,176.89

Finding the Fourth Proportional to 4,952.76, 7,421.85 and 2,176.89

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Solution

The fourth proportional to 4,952.76, 7,421.85 and 2,176.89 is: 3,262.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,952.76 : 7,421.85 = 2,176.89 : x
  2. Step 2: Convert to fraction form
    4,952.76/7,421.85 = 2,176.89/x
  3. Step 3: Cross multiply
    4,952.76x = 7,421.85 × 2,176.89
  4. Step 4: Simplify right side
    4,952.76x = 16,156,551.05
  5. Step 5: Solve for x
    x = 16,156,551.05/4,952.76
  6. Step 6: Final answer
    x = 3,262.13

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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.