Home / 4,381.68-6,566.67-1,605.75

Finding the Fourth Proportional to 4,381.68, 6,566.67 and 1,605.75

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Solution

The fourth proportional to 4,381.68, 6,566.67 and 1,605.75 is: 2,406.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.68 : 6,566.67 = 1,605.75 : x
  2. Step 2: Convert to fraction form
    4,381.68/6,566.67 = 1,605.75/x
  3. Step 3: Cross multiply
    4,381.68x = 6,566.67 × 1,605.75
  4. Step 4: Simplify right side
    4,381.68x = 10,544,430.35
  5. Step 5: Solve for x
    x = 10,544,430.35/4,381.68
  6. Step 6: Final answer
    x = 2,406.48

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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.