Home / 6,504.85-9,758.79-2,122.35

Finding the Fourth Proportional to 6,504.85, 9,758.79 and 2,122.35

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Solution

The fourth proportional to 6,504.85, 9,758.79 and 2,122.35 is: 3,184.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,504.85 : 9,758.79 = 2,122.35 : x
  2. Step 2: Convert to fraction form
    6,504.85/9,758.79 = 2,122.35/x
  3. Step 3: Cross multiply
    6,504.85x = 9,758.79 × 2,122.35
  4. Step 4: Simplify right side
    6,504.85x = 20,711,567.96
  5. Step 5: Solve for x
    x = 20,711,567.96/6,504.85
  6. Step 6: Final answer
    x = 3,184.02

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1.5x scale

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.