Home / 4,381.32-6,581.70-4,243.08

Finding the Fourth Proportional to 4,381.32, 6,581.70 and 4,243.08

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Solution

The fourth proportional to 4,381.32, 6,581.70 and 4,243.08 is: 6,374.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.32 : 6,581.70 = 4,243.08 : x
  2. Step 2: Convert to fraction form
    4,381.32/6,581.70 = 4,243.08/x
  3. Step 3: Cross multiply
    4,381.32x = 6,581.70 × 4,243.08
  4. Step 4: Simplify right side
    4,381.32x = 27,926,679.64
  5. Step 5: Solve for x
    x = 27,926,679.64/4,381.32
  6. Step 6: Final answer
    x = 6,374.03

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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.