Home / 7,622.46-10,519.32-4,265.28

Finding the Fourth Proportional to 7,622.46, 10,519.32 and 4,265.28

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Solution

The fourth proportional to 7,622.46, 10,519.32 and 4,265.28 is: 5,886.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,622.46 : 10,519.32 = 4,265.28 : x
  2. Step 2: Convert to fraction form
    7,622.46/10,519.32 = 4,265.28/x
  3. Step 3: Cross multiply
    7,622.46x = 10,519.32 × 4,265.28
  4. Step 4: Simplify right side
    7,622.46x = 44,867,845.21
  5. Step 5: Solve for x
    x = 44,867,845.21/7,622.46
  6. Step 6: Final answer
    x = 5,886.27

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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.