Home / 5,344.05-7,376.85-4,021.62

Finding the Fourth Proportional to 5,344.05, 7,376.85 and 4,021.62

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Solution

The fourth proportional to 5,344.05, 7,376.85 and 4,021.62 is: 5,551.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.05 : 7,376.85 = 4,021.62 : x
  2. Step 2: Convert to fraction form
    5,344.05/7,376.85 = 4,021.62/x
  3. Step 3: Cross multiply
    5,344.05x = 7,376.85 × 4,021.62
  4. Step 4: Simplify right side
    5,344.05x = 29,666,887.50
  5. Step 5: Solve for x
    x = 29,666,887.50/5,344.05
  6. Step 6: Final answer
    x = 5,551.39

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1.5x scale

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.