Home / 5,753.62-8,632.32-1,858.06

Finding the Fourth Proportional to 5,753.62, 8,632.32 and 1,858.06

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Solution

The fourth proportional to 5,753.62, 8,632.32 and 1,858.06 is: 2,787.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,753.62 : 8,632.32 = 1,858.06 : x
  2. Step 2: Convert to fraction form
    5,753.62/8,632.32 = 1,858.06/x
  3. Step 3: Cross multiply
    5,753.62x = 8,632.32 × 1,858.06
  4. Step 4: Simplify right side
    5,753.62x = 16,039,368.50
  5. Step 5: Solve for x
    x = 16,039,368.50/5,753.62
  6. Step 6: Final answer
    x = 2,787.70

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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.