Home / 4,376.72-6,566.88-1,603.64

Finding the Fourth Proportional to 4,376.72, 6,566.88 and 1,603.64

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Solution

The fourth proportional to 4,376.72, 6,566.88 and 1,603.64 is: 2,406.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.72 : 6,566.88 = 1,603.64 : x
  2. Step 2: Convert to fraction form
    4,376.72/6,566.88 = 1,603.64/x
  3. Step 3: Cross multiply
    4,376.72x = 6,566.88 × 1,603.64
  4. Step 4: Simplify right side
    4,376.72x = 10,530,911.44
  5. Step 5: Solve for x
    x = 10,530,911.44/4,376.72
  6. Step 6: Final answer
    x = 2,406.12

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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.