Home / 6,504.28-8,975.84-3,520.04

Finding the Fourth Proportional to 6,504.28, 8,975.84 and 3,520.04

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Solution

The fourth proportional to 6,504.28, 8,975.84 and 3,520.04 is: 4,857.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,504.28 : 8,975.84 = 3,520.04 : x
  2. Step 2: Convert to fraction form
    6,504.28/8,975.84 = 3,520.04/x
  3. Step 3: Cross multiply
    6,504.28x = 8,975.84 × 3,520.04
  4. Step 4: Simplify right side
    6,504.28x = 31,595,315.83
  5. Step 5: Solve for x
    x = 31,595,315.83/6,504.28
  6. Step 6: Final answer
    x = 4,857.62

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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.