Home / 3,623.01-5,431.86-1,156.41

Finding the Fourth Proportional to 3,623.01, 5,431.86 and 1,156.41

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Solution

The fourth proportional to 3,623.01, 5,431.86 and 1,156.41 is: 1,733.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.01 : 5,431.86 = 1,156.41 : x
  2. Step 2: Convert to fraction form
    3,623.01/5,431.86 = 1,156.41/x
  3. Step 3: Cross multiply
    3,623.01x = 5,431.86 × 1,156.41
  4. Step 4: Simplify right side
    3,623.01x = 6,281,457.22
  5. Step 5: Solve for x
    x = 6,281,457.22/3,623.01
  6. Step 6: Final answer
    x = 1,733.77

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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.