Home / 7,620.04-10,517.34-4,825

Finding the Fourth Proportional to 7,620.04, 10,517.34 and 4,825

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Solution

The fourth proportional to 7,620.04, 10,517.34 and 4,825 is: 6,659.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,620.04 : 10,517.34 = 4,825 : x
  2. Step 2: Convert to fraction form
    7,620.04/10,517.34 = 4,825/x
  3. Step 3: Cross multiply
    7,620.04x = 10,517.34 × 4,825
  4. Step 4: Simplify right side
    7,620.04x = 50,746,165.50
  5. Step 5: Solve for x
    x = 50,746,165.50/7,620.04
  6. Step 6: Final answer
    x = 6,659.57

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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.