Home / 4,881.67-7,312.14-2,251.33

Finding the Fourth Proportional to 4,881.67, 7,312.14 and 2,251.33

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Solution

The fourth proportional to 4,881.67, 7,312.14 and 2,251.33 is: 3,372.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.67 : 7,312.14 = 2,251.33 : x
  2. Step 2: Convert to fraction form
    4,881.67/7,312.14 = 2,251.33/x
  3. Step 3: Cross multiply
    4,881.67x = 7,312.14 × 2,251.33
  4. Step 4: Simplify right side
    4,881.67x = 16,462,021.87
  5. Step 5: Solve for x
    x = 16,462,021.87/4,881.67
  6. Step 6: Final answer
    x = 3,372.21

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1.5x scale

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.