Home / 3,623.67-5,435.10-1,158.30

Finding the Fourth Proportional to 3,623.67, 5,435.10 and 1,158.30

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Solution

The fourth proportional to 3,623.67, 5,435.10 and 1,158.30 is: 1,737.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.67 : 5,435.10 = 1,158.30 : x
  2. Step 2: Convert to fraction form
    3,623.67/5,435.10 = 1,158.30/x
  3. Step 3: Cross multiply
    3,623.67x = 5,435.10 × 1,158.30
  4. Step 4: Simplify right side
    3,623.67x = 6,295,476.33
  5. Step 5: Solve for x
    x = 6,295,476.33/3,623.67
  6. Step 6: Final answer
    x = 1,737.32

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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.