Home / 6,389.72-9,566.12-4,052.37

Finding the Fourth Proportional to 6,389.72, 9,566.12 and 4,052.37

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Solution

The fourth proportional to 6,389.72, 9,566.12 and 4,052.37 is: 6,066.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389.72 : 9,566.12 = 4,052.37 : x
  2. Step 2: Convert to fraction form
    6,389.72/9,566.12 = 4,052.37/x
  3. Step 3: Cross multiply
    6,389.72x = 9,566.12 × 4,052.37
  4. Step 4: Simplify right side
    6,389.72x = 38,765,457.70
  5. Step 5: Solve for x
    x = 38,765,457.70/6,389.72
  6. Step 6: Final answer
    x = 6,066.85

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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.