Home / 4,011.15-5,533.71-3,125.42

Finding the Fourth Proportional to 4,011.15, 5,533.71 and 3,125.42

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Solution

The fourth proportional to 4,011.15, 5,533.71 and 3,125.42 is: 4,311.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,011.15 : 5,533.71 = 3,125.42 : x
  2. Step 2: Convert to fraction form
    4,011.15/5,533.71 = 3,125.42/x
  3. Step 3: Cross multiply
    4,011.15x = 5,533.71 × 3,125.42
  4. Step 4: Simplify right side
    4,011.15x = 17,295,161.89
  5. Step 5: Solve for x
    x = 17,295,161.89/4,011.15
  6. Step 6: Final answer
    x = 4,311.77

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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.