Home / 6,404.97-8,838.84-3,572.35

Finding the Fourth Proportional to 6,404.97, 8,838.84 and 3,572.35

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Solution

The fourth proportional to 6,404.97, 8,838.84 and 3,572.35 is: 4,929.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,404.97 : 8,838.84 = 3,572.35 : x
  2. Step 2: Convert to fraction form
    6,404.97/8,838.84 = 3,572.35/x
  3. Step 3: Cross multiply
    6,404.97x = 8,838.84 × 3,572.35
  4. Step 4: Simplify right side
    6,404.97x = 31,575,399.05
  5. Step 5: Solve for x
    x = 31,575,399.05/6,404.97
  6. Step 6: Final answer
    x = 4,929.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.