Home / 5,212.52-7,190.58-3,533.36

Finding the Fourth Proportional to 5,212.52, 7,190.58 and 3,533.36

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Solution

The fourth proportional to 5,212.52, 7,190.58 and 3,533.36 is: 4,874.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.52 : 7,190.58 = 3,533.36 : x
  2. Step 2: Convert to fraction form
    5,212.52/7,190.58 = 3,533.36/x
  3. Step 3: Cross multiply
    5,212.52x = 7,190.58 × 3,533.36
  4. Step 4: Simplify right side
    5,212.52x = 25,406,871.80
  5. Step 5: Solve for x
    x = 25,406,871.80/5,212.52
  6. Step 6: Final answer
    x = 4,874.21

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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.