Home / 5,623.55-8,435.32-1,727.45

Finding the Fourth Proportional to 5,623.55, 8,435.32 and 1,727.45

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Solution

The fourth proportional to 5,623.55, 8,435.32 and 1,727.45 is: 2,591.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.55 : 8,435.32 = 1,727.45 : x
  2. Step 2: Convert to fraction form
    5,623.55/8,435.32 = 1,727.45/x
  3. Step 3: Cross multiply
    5,623.55x = 8,435.32 × 1,727.45
  4. Step 4: Simplify right side
    5,623.55x = 14,571,593.53
  5. Step 5: Solve for x
    x = 14,571,593.53/5,623.55
  6. Step 6: Final answer
    x = 2,591.17

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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.