Home / 5,561.32-8,333.34-3,505

Finding the Fourth Proportional to 5,561.32, 8,333.34 and 3,505

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Solution

The fourth proportional to 5,561.32, 8,333.34 and 3,505 is: 5,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.32 : 8,333.34 = 3,505 : x
  2. Step 2: Convert to fraction form
    5,561.32/8,333.34 = 3,505/x
  3. Step 3: Cross multiply
    5,561.32x = 8,333.34 × 3,505
  4. Step 4: Simplify right side
    5,561.32x = 29,208,356.70
  5. Step 5: Solve for x
    x = 29,208,356.70/5,561.32
  6. Step 6: Final answer
    x = 5,252.05

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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.