Home / 5,553.05-8,329.27-1,854.90

Finding the Fourth Proportional to 5,553.05, 8,329.27 and 1,854.90

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Solution

The fourth proportional to 5,553.05, 8,329.27 and 1,854.90 is: 2,782.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.05 : 8,329.27 = 1,854.90 : x
  2. Step 2: Convert to fraction form
    5,553.05/8,329.27 = 1,854.90/x
  3. Step 3: Cross multiply
    5,553.05x = 8,329.27 × 1,854.90
  4. Step 4: Simplify right side
    5,553.05x = 15,449,921.28
  5. Step 5: Solve for x
    x = 15,449,921.28/5,553.05
  6. Step 6: Final answer
    x = 2,782.24

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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.