Home / 4,438.08-6,656.52-2,789.64

Finding the Fourth Proportional to 4,438.08, 6,656.52 and 2,789.64

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Solution

The fourth proportional to 4,438.08, 6,656.52 and 2,789.64 is: 4,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,438.08 : 6,656.52 = 2,789.64 : x
  2. Step 2: Convert to fraction form
    4,438.08/6,656.52 = 2,789.64/x
  3. Step 3: Cross multiply
    4,438.08x = 6,656.52 × 2,789.64
  4. Step 4: Simplify right side
    4,438.08x = 18,569,294.45
  5. Step 5: Solve for x
    x = 18,569,294.45/4,438.08
  6. Step 6: Final answer
    x = 4,184.08

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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.