Home / 7,223.12-10,836.32-2,606.12

Finding the Fourth Proportional to 7,223.12, 10,836.32 and 2,606.12

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Solution

The fourth proportional to 7,223.12, 10,836.32 and 2,606.12 is: 3,909.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223.12 : 10,836.32 = 2,606.12 : x
  2. Step 2: Convert to fraction form
    7,223.12/10,836.32 = 2,606.12/x
  3. Step 3: Cross multiply
    7,223.12x = 10,836.32 × 2,606.12
  4. Step 4: Simplify right side
    7,223.12x = 28,240,750.28
  5. Step 5: Solve for x
    x = 28,240,750.28/7,223.12
  6. Step 6: Final answer
    x = 3,909.77

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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.