Home / 5,533.76-7,637.84-3,769.60

Finding the Fourth Proportional to 5,533.76, 7,637.84 and 3,769.60

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Solution

The fourth proportional to 5,533.76, 7,637.84 and 3,769.60 is: 5,202.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,533.76 : 7,637.84 = 3,769.60 : x
  2. Step 2: Convert to fraction form
    5,533.76/7,637.84 = 3,769.60/x
  3. Step 3: Cross multiply
    5,533.76x = 7,637.84 × 3,769.60
  4. Step 4: Simplify right side
    5,533.76x = 28,791,601.66
  5. Step 5: Solve for x
    x = 28,791,601.66/5,533.76
  6. Step 6: Final answer
    x = 5,202.90

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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.