Home / 6,504.70-9,759.45-2,122.30

Finding the Fourth Proportional to 6,504.70, 9,759.45 and 2,122.30

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Solution

The fourth proportional to 6,504.70, 9,759.45 and 2,122.30 is: 3,184.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,504.70 : 9,759.45 = 2,122.30 : x
  2. Step 2: Convert to fraction form
    6,504.70/9,759.45 = 2,122.30/x
  3. Step 3: Cross multiply
    6,504.70x = 9,759.45 × 2,122.30
  4. Step 4: Simplify right side
    6,504.70x = 20,712,480.74
  5. Step 5: Solve for x
    x = 20,712,480.74/6,504.70
  6. Step 6: Final answer
    x = 3,184.23

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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.