Home / 5,509.36-7,604.04-3,519.55

Finding the Fourth Proportional to 5,509.36, 7,604.04 and 3,519.55

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Solution

The fourth proportional to 5,509.36, 7,604.04 and 3,519.55 is: 4,857.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.36 : 7,604.04 = 3,519.55 : x
  2. Step 2: Convert to fraction form
    5,509.36/7,604.04 = 3,519.55/x
  3. Step 3: Cross multiply
    5,509.36x = 7,604.04 × 3,519.55
  4. Step 4: Simplify right side
    5,509.36x = 26,762,798.98
  5. Step 5: Solve for x
    x = 26,762,798.98/5,509.36
  6. Step 6: Final answer
    x = 4,857.70

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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.