Home / 4,225.40-6,332.70-3,069.80

Finding the Fourth Proportional to 4,225.40, 6,332.70 and 3,069.80

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Solution

The fourth proportional to 4,225.40, 6,332.70 and 3,069.80 is: 4,600.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,225.40 : 6,332.70 = 3,069.80 : x
  2. Step 2: Convert to fraction form
    4,225.40/6,332.70 = 3,069.80/x
  3. Step 3: Cross multiply
    4,225.40x = 6,332.70 × 3,069.80
  4. Step 4: Simplify right side
    4,225.40x = 19,440,122.46
  5. Step 5: Solve for x
    x = 19,440,122.46/4,225.40
  6. Step 6: Final answer
    x = 4,600.78

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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.