Home / 7,069.47-10,604.20-2,389.49

Finding the Fourth Proportional to 7,069.47, 10,604.20 and 2,389.49

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Solution

The fourth proportional to 7,069.47, 10,604.20 and 2,389.49 is: 3,584.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069.47 : 10,604.20 = 2,389.49 : x
  2. Step 2: Convert to fraction form
    7,069.47/10,604.20 = 2,389.49/x
  3. Step 3: Cross multiply
    7,069.47x = 10,604.20 × 2,389.49
  4. Step 4: Simplify right side
    7,069.47x = 25,338,629.86
  5. Step 5: Solve for x
    x = 25,338,629.86/7,069.47
  6. Step 6: Final answer
    x = 3,584.23

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Similar ratio
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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.