Home / 6,320.08-8,719.68-3,525.04

Finding the Fourth Proportional to 6,320.08, 8,719.68 and 3,525.04

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Solution

The fourth proportional to 6,320.08, 8,719.68 and 3,525.04 is: 4,863.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.08 : 8,719.68 = 3,525.04 : x
  2. Step 2: Convert to fraction form
    6,320.08/8,719.68 = 3,525.04/x
  3. Step 3: Cross multiply
    6,320.08x = 8,719.68 × 3,525.04
  4. Step 4: Simplify right side
    6,320.08x = 30,737,220.79
  5. Step 5: Solve for x
    x = 30,737,220.79/6,320.08
  6. Step 6: Final answer
    x = 4,863.42

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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.