Home / 7,009.28-10,513.20-2,329.60

Finding the Fourth Proportional to 7,009.28, 10,513.20 and 2,329.60

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Solution

The fourth proportional to 7,009.28, 10,513.20 and 2,329.60 is: 3,494.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,009.28 : 10,513.20 = 2,329.60 : x
  2. Step 2: Convert to fraction form
    7,009.28/10,513.20 = 2,329.60/x
  3. Step 3: Cross multiply
    7,009.28x = 10,513.20 × 2,329.60
  4. Step 4: Simplify right side
    7,009.28x = 24,491,550.72
  5. Step 5: Solve for x
    x = 24,491,550.72/7,009.28
  6. Step 6: Final answer
    x = 3,494.16

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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.