Home / 5,360.05-8,026.26-3,505.69

Finding the Fourth Proportional to 5,360.05, 8,026.26 and 3,505.69

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Solution

The fourth proportional to 5,360.05, 8,026.26 and 3,505.69 is: 5,249.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.05 : 8,026.26 = 3,505.69 : x
  2. Step 2: Convert to fraction form
    5,360.05/8,026.26 = 3,505.69/x
  3. Step 3: Cross multiply
    5,360.05x = 8,026.26 × 3,505.69
  4. Step 4: Simplify right side
    5,360.05x = 28,137,579.42
  5. Step 5: Solve for x
    x = 28,137,579.42/5,360.05
  6. Step 6: Final answer
    x = 5,249.50

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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.