Home / 7,435.70-10,261.11-4,078.52

Finding the Fourth Proportional to 7,435.70, 10,261.11 and 4,078.52

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Solution

The fourth proportional to 7,435.70, 10,261.11 and 4,078.52 is: 5,628.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.70 : 10,261.11 = 4,078.52 : x
  2. Step 2: Convert to fraction form
    7,435.70/10,261.11 = 4,078.52/x
  3. Step 3: Cross multiply
    7,435.70x = 10,261.11 × 4,078.52
  4. Step 4: Simplify right side
    7,435.70x = 41,850,142.36
  5. Step 5: Solve for x
    x = 41,850,142.36/7,435.70
  6. Step 6: Final answer
    x = 5,628.27

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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.